643262620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:201

約数の個数: 288

約数和(自身を含む): 1921941504

約数和(自身を除く): 1278678884

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 23, 26, 28, 35, 44, 46, 52, 55, 65, 70, 77, 91, 92, 110, 115, 121, 127, 130, 140, 143, 154, 161, 182, 220, 230, 242, 253, 254, 260, 286, 299, 308, 322, 364, 385, 455, 460, 484, 506, 508, 572, 598, 605, 635, 644, 715, 770, 805, 847, 889, 910, 1001, 1012, 1196, 1210, 1265, 1270, 1397, 1430, 1495, 1540, 1573, 1610, 1651, 1694, 1771, 1778, 1820, 2002, 2093, 2420, 2530, 2540, 2783, 2794, 2860, 2921, 2990, 3146, 3220, 3289, 3302, 3388, 3542, 3556, 4004, 4186, 4235, 4445, 5005, 5060, 5566, 5588, 5842, 5980, 6292, 6578, 6604, 6985, 7084, 7865, 8255, 8372, 8470, 8855, 8890, 9779, 10010, 10465, 11011, 11132, 11557, 11684, 13156, 13915, 13970, 14605, 15367, 15730, 16445, 16510, 16940, 17710, 17780, 18161, 19481, 19558, 20020, 20447, 20930, 22022, 23023, 23114, 27830, 27940, 29210, 30734, 31460, 32131, 32890, 33020, 35420, 36179, 36322, 37973, 38962, 39116, 40894, 41860, 44044, 46046, 46228, 48895, 55055, 55660, 57785, 58420, 61468, 64262, 65780, 72358, 72644, 75946, 76835, 77924, 81788, 90805, 92092, 97405, 97790, 102235, 107569, 110110, 115115, 115570, 127127, 128524, 144716, 151892, 153670, 160655, 180895, 181610, 189865, 194810, 195580, 199771, 204470, 215138, 220220, 224917, 230230, 231140, 253253, 254254, 265811, 307340, 321310, 353441, 361790, 363220, 379730, 389620, 399542, 408940, 417703, 430276, 449834, 460460, 506506, 508508, 531622, 537845, 635635, 642620, 706882, 723580, 759460, 799084, 835406, 899668, 998855, 1013012, 1063244, 1075690, 1124585, 1266265, 1271270, 1329055, 1398397, 1413764, 1670812, 1767205, 1997710, 2088515, 2151380, 2249170, 2474087, 2532530, 2542540, 2658110, 2796794, 2923921, 3534410, 3995420, 4177030, 4498340, 4594733, 4948174, 5065060, 5316220, 5593588, 5847842, 6991985, 7068820, 8354060, 9189466, 9896348, 11695684, 12370435, 13983970, 14619605, 18378932, 22973665, 24740870, 27967940, 29239210, 32163131, 45947330, 49481740, 58478420, 64326262, 91894660, 128652524, 160815655, 321631310, 643262620]

約数ペア:

[(1, 643262620), (2, 321631310), (4, 160815655), (5, 128652524), (7, 91894660), (10, 64326262), (11, 58478420), (13, 49481740), (14, 45947330), (20, 32163131), (22, 29239210), (23, 27967940), (26, 24740870), (28, 22973665), (35, 18378932), (44, 14619605), (46, 13983970), (52, 12370435), (55, 11695684), (65, 9896348), (70, 9189466), (77, 8354060), (91, 7068820), (92, 6991985), (110, 5847842), (115, 5593588), (121, 5316220), (127, 5065060), (130, 4948174), (140, 4594733), (143, 4498340), (154, 4177030), (161, 3995420), (182, 3534410), (220, 2923921), (230, 2796794), (242, 2658110), (253, 2542540), (254, 2532530), (260, 2474087), (286, 2249170), (299, 2151380), (308, 2088515), (322, 1997710), (364, 1767205), (385, 1670812), (455, 1413764), (460, 1398397), (484, 1329055), (506, 1271270), (508, 1266265), (572, 1124585), (598, 1075690), (605, 1063244), (635, 1013012), (644, 998855), (715, 899668), (770, 835406), (805, 799084), (847, 759460), (889, 723580), (910, 706882), (1001, 642620), (1012, 635635), (1196, 537845), (1210, 531622), (1265, 508508), (1270, 506506), (1397, 460460), (1430, 449834), (1495, 430276), (1540, 417703), (1573, 408940), (1610, 399542), (1651, 389620), (1694, 379730), (1771, 363220), (1778, 361790), (1820, 353441), (2002, 321310), (2093, 307340), (2420, 265811), (2530, 254254), (2540, 253253), (2783, 231140), (2794, 230230), (2860, 224917), (2921, 220220), (2990, 215138), (3146, 204470), (3220, 199771), (3289, 195580), (3302, 194810), (3388, 189865), (3542, 181610), (3556, 180895), (4004, 160655), (4186, 153670), (4235, 151892), (4445, 144716), (5005, 128524), (5060, 127127), (5566, 115570), (5588, 115115), (5842, 110110), (5980, 107569), (6292, 102235), (6578, 97790), (6604, 97405), (6985, 92092), (7084, 90805), (7865, 81788), (8255, 77924), (8372, 76835), (8470, 75946), (8855, 72644), (8890, 72358), (9779, 65780), (10010, 64262), (10465, 61468), (11011, 58420), (11132, 57785), (11557, 55660), (11684, 55055), (13156, 48895), (13915, 46228), (13970, 46046), (14605, 44044), (15367, 41860), (15730, 40894), (16445, 39116), (16510, 38962), (16940, 37973), (17710, 36322), (17780, 36179), (18161, 35420), (19481, 33020), (19558, 32890), (20020, 32131), (20447, 31460), (20930, 30734), (22022, 29210), (23023, 27940), (23114, 27830)]