7747520

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 112

約数和(自身を含む): 21067776

約数和(自身を除く): 13320256

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 71, 80, 88, 110, 124, 142, 155, 160, 176, 220, 248, 284, 310, 320, 341, 352, 355, 440, 496, 568, 620, 682, 704, 710, 781, 880, 992, 1136, 1240, 1364, 1420, 1562, 1705, 1760, 1984, 2201, 2272, 2480, 2728, 2840, 3124, 3410, 3520, 3905, 4402, 4544, 4960, 5456, 5680, 6248, 6820, 7810, 8804, 9920, 10912, 11005, 11360, 12496, 13640, 15620, 17608, 21824, 22010, 22720, 24211, 24992, 27280, 31240, 35216, 44020, 48422, 49984, 54560, 62480, 70432, 88040, 96844, 109120, 121055, 124960, 140864, 176080, 193688, 242110, 249920, 352160, 387376, 484220, 704320, 774752, 968440, 1549504, 1936880, 3873760, 7747520]

約数ペア:

[(1, 7747520), (2, 3873760), (4, 1936880), (5, 1549504), (8, 968440), (10, 774752), (11, 704320), (16, 484220), (20, 387376), (22, 352160), (31, 249920), (32, 242110), (40, 193688), (44, 176080), (55, 140864), (62, 124960), (64, 121055), (71, 109120), (80, 96844), (88, 88040), (110, 70432), (124, 62480), (142, 54560), (155, 49984), (160, 48422), (176, 44020), (220, 35216), (248, 31240), (284, 27280), (310, 24992), (320, 24211), (341, 22720), (352, 22010), (355, 21824), (440, 17608), (496, 15620), (568, 13640), (620, 12496), (682, 11360), (704, 11005), (710, 10912), (781, 9920), (880, 8804), (992, 7810), (1136, 6820), (1240, 6248), (1364, 5680), (1420, 5456), (1562, 4960), (1705, 4544), (1760, 4402), (1984, 3905), (2201, 3520), (2272, 3410), (2480, 3124), (2728, 2840)]