81205560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1181}}^1$

素因数の和:1389

約数の個数: 96

約数和(自身を含む): 265524480

約数和(自身を除く): 184318920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 191, 360, 382, 573, 764, 955, 1146, 1181, 1528, 1719, 1910, 2292, 2362, 2865, 3438, 3543, 3820, 4584, 4724, 5730, 5905, 6876, 7086, 7640, 8595, 9448, 10629, 11460, 11810, 13752, 14172, 17190, 17715, 21258, 22920, 23620, 28344, 34380, 35430, 42516, 47240, 53145, 68760, 70860, 85032, 106290, 141720, 212580, 225571, 425160, 451142, 676713, 902284, 1127855, 1353426, 1804568, 2030139, 2255710, 2706852, 3383565, 4060278, 4511420, 5413704, 6767130, 8120556, 9022840, 10150695, 13534260, 16241112, 20301390, 27068520, 40602780, 81205560]

約数ペア:

[(1, 81205560), (2, 40602780), (3, 27068520), (4, 20301390), (5, 16241112), (6, 13534260), (8, 10150695), (9, 9022840), (10, 8120556), (12, 6767130), (15, 5413704), (18, 4511420), (20, 4060278), (24, 3383565), (30, 2706852), (36, 2255710), (40, 2030139), (45, 1804568), (60, 1353426), (72, 1127855), (90, 902284), (120, 676713), (180, 451142), (191, 425160), (360, 225571), (382, 212580), (573, 141720), (764, 106290), (955, 85032), (1146, 70860), (1181, 68760), (1528, 53145), (1719, 47240), (1910, 42516), (2292, 35430), (2362, 34380), (2865, 28344), (3438, 23620), (3543, 22920), (3820, 21258), (4584, 17715), (4724, 17190), (5730, 14172), (5905, 13752), (6876, 11810), (7086, 11460), (7640, 10629), (8595, 9448)]