143941720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{857}}^1$

素因数の和:917

約数の個数: 128

約数和(自身を含む): 389188800

約数和(自身を除く): 245247080

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 520, 646, 680, 760, 857, 884, 988, 1105, 1235, 1292, 1615, 1714, 1768, 1976, 2210, 2470, 2584, 3230, 3428, 4199, 4285, 4420, 4940, 6460, 6856, 8398, 8570, 8840, 9880, 11141, 12920, 14569, 16283, 16796, 17140, 20995, 22282, 29138, 32566, 33592, 34280, 41990, 44564, 55705, 58276, 65132, 72845, 81415, 83980, 89128, 111410, 116552, 130264, 145690, 162830, 167960, 189397, 211679, 222820, 276811, 291380, 325660, 378794, 423358, 445640, 553622, 582760, 651320, 757588, 846716, 946985, 1058395, 1107244, 1384055, 1515176, 1693432, 1893970, 2116790, 2214488, 2768110, 3598543, 3787940, 4233580, 5536220, 7197086, 7575880, 8467160, 11072440, 14394172, 17992715, 28788344, 35985430, 71970860, 143941720]

約数ペア:

[(1, 143941720), (2, 71970860), (4, 35985430), (5, 28788344), (8, 17992715), (10, 14394172), (13, 11072440), (17, 8467160), (19, 7575880), (20, 7197086), (26, 5536220), (34, 4233580), (38, 3787940), (40, 3598543), (52, 2768110), (65, 2214488), (68, 2116790), (76, 1893970), (85, 1693432), (95, 1515176), (104, 1384055), (130, 1107244), (136, 1058395), (152, 946985), (170, 846716), (190, 757588), (221, 651320), (247, 582760), (260, 553622), (323, 445640), (340, 423358), (380, 378794), (442, 325660), (494, 291380), (520, 276811), (646, 222820), (680, 211679), (760, 189397), (857, 167960), (884, 162830), (988, 145690), (1105, 130264), (1235, 116552), (1292, 111410), (1615, 89128), (1714, 83980), (1768, 81415), (1976, 72845), (2210, 65132), (2470, 58276), (2584, 55705), (3230, 44564), (3428, 41990), (4199, 34280), (4285, 33592), (4420, 32566), (4940, 29138), (6460, 22282), (6856, 20995), (8398, 17140), (8570, 16796), (8840, 16283), (9880, 14569), (11141, 12920)]