49931460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3907}}^1$

素因数の和:3993

約数の個数: 72

約数和(自身を含む): 153631296

約数和(自身を除く): 103699836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 3907, 4260, 6390, 7814, 11721, 12780, 15628, 19535, 23442, 35163, 39070, 46884, 58605, 70326, 78140, 117210, 140652, 175815, 234420, 277397, 351630, 554794, 703260, 832191, 1109588, 1386985, 1664382, 2496573, 2773970, 3328764, 4160955, 4993146, 5547940, 8321910, 9986292, 12482865, 16643820, 24965730, 49931460]

約数ペア:

[(1, 49931460), (2, 24965730), (3, 16643820), (4, 12482865), (5, 9986292), (6, 8321910), (9, 5547940), (10, 4993146), (12, 4160955), (15, 3328764), (18, 2773970), (20, 2496573), (30, 1664382), (36, 1386985), (45, 1109588), (60, 832191), (71, 703260), (90, 554794), (142, 351630), (180, 277397), (213, 234420), (284, 175815), (355, 140652), (426, 117210), (639, 78140), (710, 70326), (852, 58605), (1065, 46884), (1278, 39070), (1420, 35163), (2130, 23442), (2556, 19535), (3195, 15628), (3907, 12780), (4260, 11721), (6390, 7814)]