15679039480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{2767}}^1$

素因数の和:3449

約数の個数: 128

約数和(自身を含む): 40303630080

約数和(自身を除く): 24624590600

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 641, 680, 884, 1105, 1282, 1768, 2210, 2564, 2767, 3205, 4420, 5128, 5534, 6410, 8333, 8840, 10897, 11068, 12820, 13835, 16666, 21794, 22136, 25640, 27670, 33332, 35971, 41665, 43588, 47039, 54485, 55340, 66664, 71942, 83330, 87176, 94078, 108970, 110680, 141661, 143884, 166660, 179855, 188156, 217940, 235195, 283322, 287768, 333320, 359710, 376312, 435880, 470390, 566644, 611507, 708305, 719420, 940780, 1133288, 1223014, 1416610, 1438840, 1773647, 1881560, 2446028, 2833220, 3057535, 3547294, 4892056, 5666440, 6115070, 7094588, 8868235, 12230140, 14189176, 17736470, 23057411, 24460280, 30151999, 35472940, 46114822, 60303998, 70945880, 92229644, 115287055, 120607996, 150759995, 184459288, 230574110, 241215992, 301519990, 391975987, 461148220, 603039980, 783951974, 922296440, 1206079960, 1567903948, 1959879935, 3135807896, 3919759870, 7839519740, 15679039480]

約数ペア:

[(1, 15679039480), (2, 7839519740), (4, 3919759870), (5, 3135807896), (8, 1959879935), (10, 1567903948), (13, 1206079960), (17, 922296440), (20, 783951974), (26, 603039980), (34, 461148220), (40, 391975987), (52, 301519990), (65, 241215992), (68, 230574110), (85, 184459288), (104, 150759995), (130, 120607996), (136, 115287055), (170, 92229644), (221, 70945880), (260, 60303998), (340, 46114822), (442, 35472940), (520, 30151999), (641, 24460280), (680, 23057411), (884, 17736470), (1105, 14189176), (1282, 12230140), (1768, 8868235), (2210, 7094588), (2564, 6115070), (2767, 5666440), (3205, 4892056), (4420, 3547294), (5128, 3057535), (5534, 2833220), (6410, 2446028), (8333, 1881560), (8840, 1773647), (10897, 1438840), (11068, 1416610), (12820, 1223014), (13835, 1133288), (16666, 940780), (21794, 719420), (22136, 708305), (25640, 611507), (27670, 566644), (33332, 470390), (35971, 435880), (41665, 376312), (43588, 359710), (47039, 333320), (54485, 287768), (55340, 283322), (66664, 235195), (71942, 217940), (83330, 188156), (87176, 179855), (94078, 166660), (108970, 143884), (110680, 141661)]