120721080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{59}}^2$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 391351320

約数和(自身を除く): 270630240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 59, 60, 68, 85, 102, 118, 120, 136, 170, 177, 204, 236, 255, 289, 295, 340, 354, 408, 472, 510, 578, 590, 680, 708, 867, 885, 1003, 1020, 1156, 1180, 1416, 1445, 1734, 1770, 2006, 2040, 2312, 2360, 2890, 3009, 3468, 3481, 3540, 4012, 4335, 5015, 5780, 6018, 6936, 6962, 7080, 8024, 8670, 10030, 10443, 11560, 12036, 13924, 15045, 17051, 17340, 17405, 20060, 20886, 24072, 27848, 30090, 34102, 34680, 34810, 40120, 41772, 51153, 52215, 59177, 60180, 68204, 69620, 83544, 85255, 102306, 104430, 118354, 120360, 136408, 139240, 170510, 177531, 204612, 208860, 236708, 255765, 295885, 341020, 355062, 409224, 417720, 473416, 511530, 591770, 682040, 710124, 887655, 1006009, 1023060, 1183540, 1420248, 1775310, 2012018, 2046120, 2367080, 3018027, 3550620, 4024036, 5030045, 6036054, 7101240, 8048072, 10060090, 12072108, 15090135, 20120180, 24144216, 30180270, 40240360, 60360540, 120721080]

約数ペア:

[(1, 120721080), (2, 60360540), (3, 40240360), (4, 30180270), (5, 24144216), (6, 20120180), (8, 15090135), (10, 12072108), (12, 10060090), (15, 8048072), (17, 7101240), (20, 6036054), (24, 5030045), (30, 4024036), (34, 3550620), (40, 3018027), (51, 2367080), (59, 2046120), (60, 2012018), (68, 1775310), (85, 1420248), (102, 1183540), (118, 1023060), (120, 1006009), (136, 887655), (170, 710124), (177, 682040), (204, 591770), (236, 511530), (255, 473416), (289, 417720), (295, 409224), (340, 355062), (354, 341020), (408, 295885), (472, 255765), (510, 236708), (578, 208860), (590, 204612), (680, 177531), (708, 170510), (867, 139240), (885, 136408), (1003, 120360), (1020, 118354), (1156, 104430), (1180, 102306), (1416, 85255), (1445, 83544), (1734, 69620), (1770, 68204), (2006, 60180), (2040, 59177), (2312, 52215), (2360, 51153), (2890, 41772), (3009, 40120), (3468, 34810), (3481, 34680), (3540, 34102), (4012, 30090), (4335, 27848), (5015, 24072), (5780, 20886), (6018, 20060), (6936, 17405), (6962, 17340), (7080, 17051), (8024, 15045), (8670, 13924), (10030, 12036), (10443, 11560)]