109200520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1175

約数の個数: 128

約数和(自身を含む): 305907840

約数和(自身を除く): 196707320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 85, 88, 104, 110, 130, 136, 143, 170, 187, 220, 221, 260, 286, 340, 374, 440, 442, 520, 572, 680, 715, 748, 884, 935, 1105, 1123, 1144, 1430, 1496, 1768, 1870, 2210, 2246, 2431, 2860, 3740, 4420, 4492, 4862, 5615, 5720, 7480, 8840, 8984, 9724, 11230, 12155, 12353, 14599, 19091, 19448, 22460, 24310, 24706, 29198, 38182, 44920, 48620, 49412, 58396, 61765, 72995, 76364, 95455, 97240, 98824, 116792, 123530, 145990, 152728, 160589, 190910, 210001, 247060, 248183, 291980, 321178, 381820, 420002, 494120, 496366, 583960, 642356, 763640, 802945, 840004, 992732, 1050005, 1240915, 1284712, 1605890, 1680008, 1985464, 2100010, 2481830, 2730013, 3211780, 4200020, 4963660, 5460026, 6423560, 8400040, 9927320, 10920052, 13650065, 21840104, 27300130, 54600260, 109200520]

約数ペア:

[(1, 109200520), (2, 54600260), (4, 27300130), (5, 21840104), (8, 13650065), (10, 10920052), (11, 9927320), (13, 8400040), (17, 6423560), (20, 5460026), (22, 4963660), (26, 4200020), (34, 3211780), (40, 2730013), (44, 2481830), (52, 2100010), (55, 1985464), (65, 1680008), (68, 1605890), (85, 1284712), (88, 1240915), (104, 1050005), (110, 992732), (130, 840004), (136, 802945), (143, 763640), (170, 642356), (187, 583960), (220, 496366), (221, 494120), (260, 420002), (286, 381820), (340, 321178), (374, 291980), (440, 248183), (442, 247060), (520, 210001), (572, 190910), (680, 160589), (715, 152728), (748, 145990), (884, 123530), (935, 116792), (1105, 98824), (1123, 97240), (1144, 95455), (1430, 76364), (1496, 72995), (1768, 61765), (1870, 58396), (2210, 49412), (2246, 48620), (2431, 44920), (2860, 38182), (3740, 29198), (4420, 24706), (4492, 24310), (4862, 22460), (5615, 19448), (5720, 19091), (7480, 14599), (8840, 12353), (8984, 12155), (9724, 11230)]