84207780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15091}}^1$

素因数の和:15137

約数の個数: 72

約数和(自身を含む): 263687424

約数和(自身を除く): 179479644

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, 15091, 30182, 45273, 60364, 75455, 90546, 135819, 150910, 181092, 226365, 271638, 301820, 452730, 467821, 543276, 679095, 905460, 935642, 1358190, 1403463, 1871284, 2339105, 2716380, 2806926, 4210389, 4678210, 5613852, 7017315, 8420778, 9356420, 14034630, 16841556, 21051945, 28069260, 42103890, 84207780]

約数ペア:

[(1, 84207780), (2, 42103890), (3, 28069260), (4, 21051945), (5, 16841556), (6, 14034630), (9, 9356420), (10, 8420778), (12, 7017315), (15, 5613852), (18, 4678210), (20, 4210389), (30, 2806926), (31, 2716380), (36, 2339105), (45, 1871284), (60, 1403463), (62, 1358190), (90, 935642), (93, 905460), (124, 679095), (155, 543276), (180, 467821), (186, 452730), (279, 301820), (310, 271638), (372, 226365), (465, 181092), (558, 150910), (620, 135819), (930, 90546), (1116, 75455), (1395, 60364), (1860, 45273), (2790, 30182), (5580, 15091)]