178337460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{60659}}^1$

素因数の和:60685

約数の個数: 72

約数和(自身を含む): 580880160

約数和(自身を除く): 402542700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 60659, 121318, 181977, 242636, 303295, 363954, 424613, 606590, 727908, 849226, 909885, 1213180, 1273839, 1698452, 1819770, 2123065, 2547678, 2972291, 3639540, 4246130, 5095356, 5944582, 6369195, 8492260, 8916873, 11889164, 12738390, 14861455, 17833746, 25476780, 29722910, 35667492, 44584365, 59445820, 89168730, 178337460]

約数ペア:

[(1, 178337460), (2, 89168730), (3, 59445820), (4, 44584365), (5, 35667492), (6, 29722910), (7, 25476780), (10, 17833746), (12, 14861455), (14, 12738390), (15, 11889164), (20, 8916873), (21, 8492260), (28, 6369195), (30, 5944582), (35, 5095356), (42, 4246130), (49, 3639540), (60, 2972291), (70, 2547678), (84, 2123065), (98, 1819770), (105, 1698452), (140, 1273839), (147, 1213180), (196, 909885), (210, 849226), (245, 727908), (294, 606590), (420, 424613), (490, 363954), (588, 303295), (735, 242636), (980, 181977), (1470, 121318), (2940, 60659)]