626220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{71}}^1$

素因数の和:100

約数の個数: 108

約数和(自身を含む): 2240784

約数和(自身を除く): 1614564

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 71, 84, 90, 98, 105, 126, 140, 142, 147, 180, 196, 210, 213, 245, 252, 284, 294, 315, 355, 420, 426, 441, 490, 497, 588, 630, 639, 710, 735, 852, 882, 980, 994, 1065, 1260, 1278, 1420, 1470, 1491, 1764, 1988, 2130, 2205, 2485, 2556, 2940, 2982, 3195, 3479, 4260, 4410, 4473, 4970, 5964, 6390, 6958, 7455, 8820, 8946, 9940, 10437, 12780, 13916, 14910, 17395, 17892, 20874, 22365, 29820, 31311, 34790, 41748, 44730, 52185, 62622, 69580, 89460, 104370, 125244, 156555, 208740, 313110, 626220]

約数ペア:

[(1, 626220), (2, 313110), (3, 208740), (4, 156555), (5, 125244), (6, 104370), (7, 89460), (9, 69580), (10, 62622), (12, 52185), (14, 44730), (15, 41748), (18, 34790), (20, 31311), (21, 29820), (28, 22365), (30, 20874), (35, 17892), (36, 17395), (42, 14910), (45, 13916), (49, 12780), (60, 10437), (63, 9940), (70, 8946), (71, 8820), (84, 7455), (90, 6958), (98, 6390), (105, 5964), (126, 4970), (140, 4473), (142, 4410), (147, 4260), (180, 3479), (196, 3195), (210, 2982), (213, 2940), (245, 2556), (252, 2485), (284, 2205), (294, 2130), (315, 1988), (355, 1764), (420, 1491), (426, 1470), (441, 1420), (490, 1278), (497, 1260), (588, 1065), (630, 994), (639, 980), (710, 882), (735, 852)]