2154687570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{3420139}}^1$

素因数の和:3420159

約数の個数: 48

約数和(自身を含む): 6402502080

約数和(自身を除く): 4247814510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 3420139, 6840278, 10260417, 17100695, 20520834, 23940973, 30781251, 34201390, 47881946, 51302085, 61562502, 71822919, 102604170, 119704865, 143645838, 153906255, 215468757, 239409730, 307812510, 359114595, 430937514, 718229190, 1077343785, 2154687570]

約数ペア:

[(1, 2154687570), (2, 1077343785), (3, 718229190), (5, 430937514), (6, 359114595), (7, 307812510), (9, 239409730), (10, 215468757), (14, 153906255), (15, 143645838), (18, 119704865), (21, 102604170), (30, 71822919), (35, 61562502), (42, 51302085), (45, 47881946), (63, 34201390), (70, 30781251), (90, 23940973), (105, 20520834), (126, 17100695), (210, 10260417), (315, 6840278), (630, 3420139)]