465879920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{839}}^1$

素因数の和:1494

約数の個数: 80

約数和(自身を含む): 1184924160

約数和(自身を除く): 719044240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 631, 839, 880, 1262, 1678, 2524, 3155, 3356, 4195, 5048, 6310, 6712, 6941, 8390, 9229, 10096, 12620, 13424, 13882, 16780, 18458, 25240, 27764, 33560, 34705, 36916, 46145, 50480, 55528, 67120, 69410, 73832, 92290, 111056, 138820, 147664, 184580, 277640, 369160, 529409, 555280, 738320, 1058818, 2117636, 2647045, 4235272, 5294090, 5823499, 8470544, 10588180, 11646998, 21176360, 23293996, 29117495, 42352720, 46587992, 58234990, 93175984, 116469980, 232939960, 465879920]

約数ペア:

[(1, 465879920), (2, 232939960), (4, 116469980), (5, 93175984), (8, 58234990), (10, 46587992), (11, 42352720), (16, 29117495), (20, 23293996), (22, 21176360), (40, 11646998), (44, 10588180), (55, 8470544), (80, 5823499), (88, 5294090), (110, 4235272), (176, 2647045), (220, 2117636), (440, 1058818), (631, 738320), (839, 555280), (880, 529409), (1262, 369160), (1678, 277640), (2524, 184580), (3155, 147664), (3356, 138820), (4195, 111056), (5048, 92290), (6310, 73832), (6712, 69410), (6941, 67120), (8390, 55528), (9229, 50480), (10096, 46145), (12620, 36916), (13424, 34705), (13882, 33560), (16780, 27764), (18458, 25240)]