7439880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:559

約数の個数: 128

約数和(自身を含む): 27060480

約数和(自身を除く): 19620600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 521, 595, 680, 714, 840, 952, 1020, 1042, 1190, 1428, 1563, 1785, 2040, 2084, 2380, 2605, 2856, 3126, 3570, 3647, 4168, 4760, 5210, 6252, 7140, 7294, 7815, 8857, 10420, 10941, 12504, 14280, 14588, 15630, 17714, 18235, 20840, 21882, 26571, 29176, 31260, 35428, 36470, 43764, 44285, 53142, 54705, 61999, 62520, 70856, 72940, 87528, 88570, 106284, 109410, 123998, 132855, 145880, 177140, 185997, 212568, 218820, 247996, 265710, 309995, 354280, 371994, 437640, 495992, 531420, 619990, 743988, 929985, 1062840, 1239980, 1487976, 1859970, 2479960, 3719940, 7439880]

約数ペア:

[(1, 7439880), (2, 3719940), (3, 2479960), (4, 1859970), (5, 1487976), (6, 1239980), (7, 1062840), (8, 929985), (10, 743988), (12, 619990), (14, 531420), (15, 495992), (17, 437640), (20, 371994), (21, 354280), (24, 309995), (28, 265710), (30, 247996), (34, 218820), (35, 212568), (40, 185997), (42, 177140), (51, 145880), (56, 132855), (60, 123998), (68, 109410), (70, 106284), (84, 88570), (85, 87528), (102, 72940), (105, 70856), (119, 62520), (120, 61999), (136, 54705), (140, 53142), (168, 44285), (170, 43764), (204, 36470), (210, 35428), (238, 31260), (255, 29176), (280, 26571), (340, 21882), (357, 20840), (408, 18235), (420, 17714), (476, 15630), (510, 14588), (521, 14280), (595, 12504), (680, 10941), (714, 10420), (840, 8857), (952, 7815), (1020, 7294), (1042, 7140), (1190, 6252), (1428, 5210), (1563, 4760), (1785, 4168), (2040, 3647), (2084, 3570), (2380, 3126), (2605, 2856)]