87944580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1571}}^1$

素因数の和:1897

約数の個数: 72

約数和(自身を含む): 267793344

約数和(自身を除く): 179848764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 311, 622, 933, 1244, 1555, 1571, 1866, 2799, 3110, 3142, 3732, 4665, 4713, 5598, 6220, 6284, 7855, 9330, 9426, 11196, 13995, 14139, 15710, 18660, 18852, 23565, 27990, 28278, 31420, 47130, 55980, 56556, 70695, 94260, 141390, 282780, 488581, 977162, 1465743, 1954324, 2442905, 2931486, 4397229, 4885810, 5862972, 7328715, 8794458, 9771620, 14657430, 17588916, 21986145, 29314860, 43972290, 87944580]

約数ペア:

[(1, 87944580), (2, 43972290), (3, 29314860), (4, 21986145), (5, 17588916), (6, 14657430), (9, 9771620), (10, 8794458), (12, 7328715), (15, 5862972), (18, 4885810), (20, 4397229), (30, 2931486), (36, 2442905), (45, 1954324), (60, 1465743), (90, 977162), (180, 488581), (311, 282780), (622, 141390), (933, 94260), (1244, 70695), (1555, 56556), (1571, 55980), (1866, 47130), (2799, 31420), (3110, 28278), (3142, 27990), (3732, 23565), (4665, 18852), (4713, 18660), (5598, 15710), (6220, 14139), (6284, 13995), (7855, 11196), (9330, 9426)]