331317420

素因数分解:

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

素因数の和:997

約数の個数: 192

約数和(自身を含む): 1146700800

約数和(自身を除く): 815383380

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, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 343, 357, 420, 476, 490, 510, 588, 595, 686, 714, 735, 833, 947, 980, 1020, 1029, 1190, 1372, 1428, 1470, 1666, 1715, 1785, 1894, 2058, 2380, 2499, 2841, 2940, 3332, 3430, 3570, 3788, 4116, 4165, 4735, 4998, 5145, 5682, 5831, 6629, 6860, 7140, 8330, 9470, 9996, 10290, 11364, 11662, 12495, 13258, 14205, 16099, 16660, 17493, 18940, 19887, 20580, 23324, 24990, 26516, 28410, 29155, 32198, 33145, 34986, 39774, 46403, 48297, 49980, 56820, 58310, 64396, 66290, 69972, 79548, 80495, 87465, 92806, 96594, 99435, 112693, 116620, 132580, 139209, 160990, 174930, 185612, 193188, 198870, 225386, 232015, 241485, 278418, 321980, 324821, 338079, 349860, 397740, 450772, 464030, 482970, 556836, 563465, 649642, 676158, 696045, 788851, 928060, 965940, 974463, 1126930, 1299284, 1352316, 1392090, 1577702, 1624105, 1690395, 1948926, 2253860, 2366553, 2784180, 3155404, 3248210, 3380790, 3897852, 3944255, 4733106, 4872315, 5521957, 6496420, 6761580, 7888510, 9466212, 9744630, 11043914, 11832765, 15777020, 16565871, 19489260, 22087828, 23665530, 27609785, 33131742, 47331060, 55219570, 66263484, 82829355, 110439140, 165658710, 331317420]

約数ペア:

[(1, 331317420), (2, 165658710), (3, 110439140), (4, 82829355), (5, 66263484), (6, 55219570), (7, 47331060), (10, 33131742), (12, 27609785), (14, 23665530), (15, 22087828), (17, 19489260), (20, 16565871), (21, 15777020), (28, 11832765), (30, 11043914), (34, 9744630), (35, 9466212), (42, 7888510), (49, 6761580), (51, 6496420), (60, 5521957), (68, 4872315), (70, 4733106), (84, 3944255), (85, 3897852), (98, 3380790), (102, 3248210), (105, 3155404), (119, 2784180), (140, 2366553), (147, 2253860), (170, 1948926), (196, 1690395), (204, 1624105), (210, 1577702), (238, 1392090), (245, 1352316), (255, 1299284), (294, 1126930), (340, 974463), (343, 965940), (357, 928060), (420, 788851), (476, 696045), (490, 676158), (510, 649642), (588, 563465), (595, 556836), (686, 482970), (714, 464030), (735, 450772), (833, 397740), (947, 349860), (980, 338079), (1020, 324821), (1029, 321980), (1190, 278418), (1372, 241485), (1428, 232015), (1470, 225386), (1666, 198870), (1715, 193188), (1785, 185612), (1894, 174930), (2058, 160990), (2380, 139209), (2499, 132580), (2841, 116620), (2940, 112693), (3332, 99435), (3430, 96594), (3570, 92806), (3788, 87465), (4116, 80495), (4165, 79548), (4735, 69972), (4998, 66290), (5145, 64396), (5682, 58310), (5831, 56820), (6629, 49980), (6860, 48297), (7140, 46403), (8330, 39774), (9470, 34986), (9996, 33145), (10290, 32198), (11364, 29155), (11662, 28410), (12495, 26516), (13258, 24990), (14205, 23324), (16099, 20580), (16660, 19887), (17493, 18940)]