2945125890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{667829}}^1$

素因数の和:667856

約数の個数: 72

約数和(自身を含む): 8907516540

約数和(自身を除く): 5962390650

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 210, 245, 294, 315, 441, 490, 630, 735, 882, 1470, 2205, 4410, 667829, 1335658, 2003487, 3339145, 4006974, 4674803, 6010461, 6678290, 9349606, 10017435, 12020922, 14024409, 20034870, 23374015, 28048818, 30052305, 32723621, 42073227, 46748030, 60104610, 65447242, 70122045, 84146454, 98170863, 140244090, 163618105, 196341726, 210366135, 294512589, 327236210, 420732270, 490854315, 589025178, 981708630, 1472562945, 2945125890]

約数ペア:

[(1, 2945125890), (2, 1472562945), (3, 981708630), (5, 589025178), (6, 490854315), (7, 420732270), (9, 327236210), (10, 294512589), (14, 210366135), (15, 196341726), (18, 163618105), (21, 140244090), (30, 98170863), (35, 84146454), (42, 70122045), (45, 65447242), (49, 60104610), (63, 46748030), (70, 42073227), (90, 32723621), (98, 30052305), (105, 28048818), (126, 23374015), (147, 20034870), (210, 14024409), (245, 12020922), (294, 10017435), (315, 9349606), (441, 6678290), (490, 6010461), (630, 4674803), (735, 4006974), (882, 3339145), (1470, 2003487), (2205, 1335658), (4410, 667829)]