128099760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31397}}^1$

素因数の和:31430

約数の個数: 80

約数和(自身を含む): 420482016

約数和(自身を除く): 292382256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 31397, 62794, 94191, 125588, 156985, 188382, 251176, 313970, 376764, 470955, 502352, 533749, 627940, 753528, 941910, 1067498, 1255880, 1507056, 1601247, 1883820, 2134996, 2511760, 2668745, 3202494, 3767640, 4269992, 5337490, 6404988, 7535280, 8006235, 8539984, 10674980, 12809976, 16012470, 21349960, 25619952, 32024940, 42699920, 64049880, 128099760]

約数ペア:

[(1, 128099760), (2, 64049880), (3, 42699920), (4, 32024940), (5, 25619952), (6, 21349960), (8, 16012470), (10, 12809976), (12, 10674980), (15, 8539984), (16, 8006235), (17, 7535280), (20, 6404988), (24, 5337490), (30, 4269992), (34, 3767640), (40, 3202494), (48, 2668745), (51, 2511760), (60, 2134996), (68, 1883820), (80, 1601247), (85, 1507056), (102, 1255880), (120, 1067498), (136, 941910), (170, 753528), (204, 627940), (240, 533749), (255, 502352), (272, 470955), (340, 376764), (408, 313970), (510, 251176), (680, 188382), (816, 156985), (1020, 125588), (1360, 94191), (2040, 62794), (4080, 31397)]