121663980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3907}}^1$

素因数の和:4095

約数の個数: 72

約数和(自身を含む): 371275632

約数和(自身を除く): 249611652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 3907, 5190, 6228, 7785, 7814, 10380, 11721, 15570, 15628, 19535, 23442, 31140, 35163, 39070, 46884, 58605, 70326, 78140, 117210, 140652, 175815, 234420, 351630, 675911, 703260, 1351822, 2027733, 2703644, 3379555, 4055466, 6083199, 6759110, 8110932, 10138665, 12166398, 13518220, 20277330, 24332796, 30415995, 40554660, 60831990, 121663980]

約数ペア:

[(1, 121663980), (2, 60831990), (3, 40554660), (4, 30415995), (5, 24332796), (6, 20277330), (9, 13518220), (10, 12166398), (12, 10138665), (15, 8110932), (18, 6759110), (20, 6083199), (30, 4055466), (36, 3379555), (45, 2703644), (60, 2027733), (90, 1351822), (173, 703260), (180, 675911), (346, 351630), (519, 234420), (692, 175815), (865, 140652), (1038, 117210), (1557, 78140), (1730, 70326), (2076, 58605), (2595, 46884), (3114, 39070), (3460, 35163), (3907, 31140), (5190, 23442), (6228, 19535), (7785, 15628), (7814, 15570), (10380, 11721)]