69428840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:187

約数の個数: 128

約数和(自身を含む): 179020800

約数和(自身を除く): 109591960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 59, 62, 65, 73, 104, 118, 124, 130, 146, 155, 236, 248, 260, 292, 295, 310, 365, 403, 472, 520, 584, 590, 620, 730, 767, 806, 949, 1180, 1240, 1460, 1534, 1612, 1829, 1898, 2015, 2263, 2360, 2920, 3068, 3224, 3658, 3796, 3835, 4030, 4307, 4526, 4745, 6136, 7316, 7592, 7670, 8060, 8614, 9052, 9145, 9490, 11315, 14632, 15340, 16120, 17228, 18104, 18290, 18980, 21535, 22630, 23777, 29419, 30680, 34456, 36580, 37960, 43070, 45260, 47554, 55991, 58838, 73160, 86140, 90520, 95108, 111982, 117676, 118885, 133517, 147095, 172280, 190216, 223964, 235352, 237770, 267034, 279955, 294190, 447928, 475540, 534068, 559910, 588380, 667585, 951080, 1068136, 1119820, 1176760, 1335170, 1735721, 2239640, 2670340, 3471442, 5340680, 6942884, 8678605, 13885768, 17357210, 34714420, 69428840]

約数ペア:

[(1, 69428840), (2, 34714420), (4, 17357210), (5, 13885768), (8, 8678605), (10, 6942884), (13, 5340680), (20, 3471442), (26, 2670340), (31, 2239640), (40, 1735721), (52, 1335170), (59, 1176760), (62, 1119820), (65, 1068136), (73, 951080), (104, 667585), (118, 588380), (124, 559910), (130, 534068), (146, 475540), (155, 447928), (236, 294190), (248, 279955), (260, 267034), (292, 237770), (295, 235352), (310, 223964), (365, 190216), (403, 172280), (472, 147095), (520, 133517), (584, 118885), (590, 117676), (620, 111982), (730, 95108), (767, 90520), (806, 86140), (949, 73160), (1180, 58838), (1240, 55991), (1460, 47554), (1534, 45260), (1612, 43070), (1829, 37960), (1898, 36580), (2015, 34456), (2263, 30680), (2360, 29419), (2920, 23777), (3068, 22630), (3224, 21535), (3658, 18980), (3796, 18290), (3835, 18104), (4030, 17228), (4307, 16120), (4526, 15340), (4745, 14632), (6136, 11315), (7316, 9490), (7592, 9145), (7670, 9052), (8060, 8614)]