20210362620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1058

約数の個数: 384

約数和(自身を含む): 71095449600

約数和(自身を除く): 50885086980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 61, 68, 70, 84, 85, 98, 102, 105, 119, 122, 140, 147, 170, 183, 196, 204, 210, 238, 244, 245, 255, 294, 305, 340, 343, 357, 366, 420, 427, 476, 490, 510, 588, 595, 610, 686, 714, 732, 735, 833, 854, 915, 947, 980, 1020, 1029, 1037, 1190, 1220, 1281, 1372, 1428, 1470, 1666, 1708, 1715, 1785, 1830, 1894, 2058, 2074, 2135, 2380, 2499, 2562, 2841, 2940, 2989, 3111, 3332, 3430, 3570, 3660, 3788, 4116, 4148, 4165, 4270, 4735, 4998, 5124, 5145, 5185, 5682, 5831, 5978, 6222, 6405, 6629, 6860, 7140, 7259, 8330, 8540, 8967, 9470, 9996, 10290, 10370, 11364, 11662, 11956, 12444, 12495, 12810, 13258, 14205, 14518, 14945, 15555, 16099, 16660, 17493, 17934, 18940, 19887, 20580, 20740, 20923, 21777, 23324, 24990, 25620, 26516, 28410, 29036, 29155, 29890, 31110, 32198, 33145, 34986, 35868, 36295, 39774, 41846, 43554, 44835, 46403, 48297, 49980, 50813, 56820, 57767, 58310, 59780, 62220, 62769, 64396, 66290, 69972, 72590, 79548, 80495, 83692, 87108, 87465, 89670, 92806, 96594, 99435, 101626, 104615, 108885, 112693, 115534, 116620, 125538, 132580, 139209, 145180, 152439, 160990, 173301, 174930, 179340, 185612, 193188, 198870, 203252, 209230, 217770, 225386, 231068, 232015, 241485, 251076, 254065, 278418, 288835, 304878, 313845, 321980, 324821, 338079, 346602, 349860, 355691, 397740, 404369, 418460, 435540, 450772, 464030, 482970, 508130, 556836, 563465, 577670, 609756, 627690, 649642, 676158, 693204, 696045, 711382, 762195, 788851, 808738, 866505, 928060, 965940, 974463, 982039, 1016260, 1067073, 1126930, 1155340, 1213107, 1255380, 1299284, 1352316, 1392090, 1422764, 1524390, 1577702, 1617476, 1624105, 1690395, 1733010, 1778455, 1948926, 1964078, 2021845, 2134146, 2253860, 2366553, 2426214, 2784180, 2830583, 2946117, 3048780, 3155404, 3248210, 3380790, 3466020, 3556910, 3897852, 3928156, 3944255, 4043690, 4268292, 4733106, 4852428, 4872315, 4910195, 5335365, 5521957, 5661166, 5892234, 6065535, 6496420, 6761580, 6874273, 7113820, 7888510, 8087380, 8491749, 9466212, 9744630, 9820390, 10670730, 11043914, 11322332, 11784468, 11832765, 12131070, 13748546, 14152915, 14730585, 15777020, 16565871, 16983498, 19489260, 19640780, 19814081, 20622819, 21341460, 22087828, 23665530, 24262140, 27497092, 27609785, 28305830, 29461170, 33131742, 33966996, 34371365, 39628162, 41245638, 42458745, 47331060, 48119911, 55219570, 56611660, 58922340, 59442243, 66263484, 68742730, 79256324, 82491276, 82829355, 84917490, 96239822, 99070405, 103114095, 110439140, 118884486, 137485460, 144359733, 165658710, 169834980, 192479644, 198140810, 206228190, 237768972, 240599555, 288719466, 297211215, 331317420, 336839377, 396281620, 412456380, 481199110, 577438932, 594422430, 673678754, 721798665, 962398220, 1010518131, 1188844860, 1347357508, 1443597330, 1684196885, 2021036262, 2887194660, 3368393770, 4042072524, 5052590655, 6736787540, 10105181310, 20210362620]

約数ペア:

[(1, 20210362620), (2, 10105181310), (3, 6736787540), (4, 5052590655), (5, 4042072524), (6, 3368393770), (7, 2887194660), (10, 2021036262), (12, 1684196885), (14, 1443597330), (15, 1347357508), (17, 1188844860), (20, 1010518131), (21, 962398220), (28, 721798665), (30, 673678754), (34, 594422430), (35, 577438932), (42, 481199110), (49, 412456380), (51, 396281620), (60, 336839377), (61, 331317420), (68, 297211215), (70, 288719466), (84, 240599555), (85, 237768972), (98, 206228190), (102, 198140810), (105, 192479644), (119, 169834980), (122, 165658710), (140, 144359733), (147, 137485460), (170, 118884486), (183, 110439140), (196, 103114095), (204, 99070405), (210, 96239822), (238, 84917490), (244, 82829355), (245, 82491276), (255, 79256324), (294, 68742730), (305, 66263484), (340, 59442243), (343, 58922340), (357, 56611660), (366, 55219570), (420, 48119911), (427, 47331060), (476, 42458745), (490, 41245638), (510, 39628162), (588, 34371365), (595, 33966996), (610, 33131742), (686, 29461170), (714, 28305830), (732, 27609785), (735, 27497092), (833, 24262140), (854, 23665530), (915, 22087828), (947, 21341460), (980, 20622819), (1020, 19814081), (1029, 19640780), (1037, 19489260), (1190, 16983498), (1220, 16565871), (1281, 15777020), (1372, 14730585), (1428, 14152915), (1470, 13748546), (1666, 12131070), (1708, 11832765), (1715, 11784468), (1785, 11322332), (1830, 11043914), (1894, 10670730), (2058, 9820390), (2074, 9744630), (2135, 9466212), (2380, 8491749), (2499, 8087380), (2562, 7888510), (2841, 7113820), (2940, 6874273), (2989, 6761580), (3111, 6496420), (3332, 6065535), (3430, 5892234), (3570, 5661166), (3660, 5521957), (3788, 5335365), (4116, 4910195), (4148, 4872315), (4165, 4852428), (4270, 4733106), (4735, 4268292), (4998, 4043690), (5124, 3944255), (5145, 3928156), (5185, 3897852), (5682, 3556910), (5831, 3466020), (5978, 3380790), (6222, 3248210), (6405, 3155404), (6629, 3048780), (6860, 2946117), (7140, 2830583), (7259, 2784180), (8330, 2426214), (8540, 2366553), (8967, 2253860), (9470, 2134146), (9996, 2021845), (10290, 1964078), (10370, 1948926), (11364, 1778455), (11662, 1733010), (11956, 1690395), (12444, 1624105), (12495, 1617476), (12810, 1577702), (13258, 1524390), (14205, 1422764), (14518, 1392090), (14945, 1352316), (15555, 1299284), (16099, 1255380), (16660, 1213107), (17493, 1155340), (17934, 1126930), (18940, 1067073), (19887, 1016260), (20580, 982039), (20740, 974463), (20923, 965940), (21777, 928060), (23324, 866505), (24990, 808738), (25620, 788851), (26516, 762195), (28410, 711382), (29036, 696045), (29155, 693204), (29890, 676158), (31110, 649642), (32198, 627690), (33145, 609756), (34986, 577670), (35868, 563465), (36295, 556836), (39774, 508130), (41846, 482970), (43554, 464030), (44835, 450772), (46403, 435540), (48297, 418460), (49980, 404369), (50813, 397740), (56820, 355691), (57767, 349860), (58310, 346602), (59780, 338079), (62220, 324821), (62769, 321980), (64396, 313845), (66290, 304878), (69972, 288835), (72590, 278418), (79548, 254065), (80495, 251076), (83692, 241485), (87108, 232015), (87465, 231068), (89670, 225386), (92806, 217770), (96594, 209230), (99435, 203252), (101626, 198870), (104615, 193188), (108885, 185612), (112693, 179340), (115534, 174930), (116620, 173301), (125538, 160990), (132580, 152439), (139209, 145180)]