30201640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:855

約数の個数: 96

約数和(自身を含む): 83311200

約数和(自身を除く): 53109560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 266, 280, 380, 392, 490, 532, 665, 760, 811, 931, 980, 1064, 1330, 1622, 1862, 1960, 2660, 3244, 3724, 4055, 4655, 5320, 5677, 6488, 7448, 8110, 9310, 11354, 15409, 16220, 18620, 22708, 28385, 30818, 32440, 37240, 39739, 45416, 56770, 61636, 77045, 79478, 107863, 113540, 123272, 154090, 158956, 198695, 215726, 227080, 308180, 317912, 397390, 431452, 539315, 616360, 755041, 794780, 862904, 1078630, 1510082, 1589560, 2157260, 3020164, 3775205, 4314520, 6040328, 7550410, 15100820, 30201640]

約数ペア:

[(1, 30201640), (2, 15100820), (4, 7550410), (5, 6040328), (7, 4314520), (8, 3775205), (10, 3020164), (14, 2157260), (19, 1589560), (20, 1510082), (28, 1078630), (35, 862904), (38, 794780), (40, 755041), (49, 616360), (56, 539315), (70, 431452), (76, 397390), (95, 317912), (98, 308180), (133, 227080), (140, 215726), (152, 198695), (190, 158956), (196, 154090), (245, 123272), (266, 113540), (280, 107863), (380, 79478), (392, 77045), (490, 61636), (532, 56770), (665, 45416), (760, 39739), (811, 37240), (931, 32440), (980, 30818), (1064, 28385), (1330, 22708), (1622, 18620), (1862, 16220), (1960, 15409), (2660, 11354), (3244, 9310), (3724, 8110), (4055, 7448), (4655, 6488), (5320, 5677)]