155415420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21059}}^1$

素因数の和:21115

約数の個数: 72

約数和(自身を含む): 482947920

約数和(自身を除く): 327532500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2460, 3690, 7380, 21059, 42118, 63177, 84236, 105295, 126354, 189531, 210590, 252708, 315885, 379062, 421180, 631770, 758124, 863419, 947655, 1263540, 1726838, 1895310, 2590257, 3453676, 3790620, 4317095, 5180514, 7770771, 8634190, 10361028, 12951285, 15541542, 17268380, 25902570, 31083084, 38853855, 51805140, 77707710, 155415420]

約数ペア:

[(1, 155415420), (2, 77707710), (3, 51805140), (4, 38853855), (5, 31083084), (6, 25902570), (9, 17268380), (10, 15541542), (12, 12951285), (15, 10361028), (18, 8634190), (20, 7770771), (30, 5180514), (36, 4317095), (41, 3790620), (45, 3453676), (60, 2590257), (82, 1895310), (90, 1726838), (123, 1263540), (164, 947655), (180, 863419), (205, 758124), (246, 631770), (369, 421180), (410, 379062), (492, 315885), (615, 252708), (738, 210590), (820, 189531), (1230, 126354), (1476, 105295), (1845, 84236), (2460, 63177), (3690, 42118), (7380, 21059)]