90568980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16231}}^1$

素因数の和:16277

約数の個数: 72

約数和(自身を含む): 283605504

約数和(自身を除く): 193036524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 16231, 32462, 48693, 64924, 81155, 97386, 146079, 162310, 194772, 243465, 292158, 324620, 486930, 503161, 584316, 730395, 973860, 1006322, 1460790, 1509483, 2012644, 2515805, 2921580, 3018966, 4528449, 5031610, 6037932, 7547415, 9056898, 10063220, 15094830, 18113796, 22642245, 30189660, 45284490, 90568980]

約数ペア:

[(1, 90568980), (2, 45284490), (3, 30189660), (4, 22642245), (5, 18113796), (6, 15094830), (9, 10063220), (10, 9056898), (12, 7547415), (15, 6037932), (18, 5031610), (20, 4528449), (30, 3018966), (31, 2921580), (36, 2515805), (45, 2012644), (60, 1509483), (62, 1460790), (90, 1006322), (93, 973860), (124, 730395), (155, 584316), (180, 503161), (186, 486930), (279, 324620), (310, 292158), (372, 243465), (465, 194772), (558, 162310), (620, 146079), (930, 97386), (1116, 81155), (1395, 64924), (1860, 48693), (2790, 32462), (5580, 16231)]