64041660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 209664000

約数和(自身を除く): 145622340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 499, 558, 620, 690, 713, 828, 930, 998, 1035, 1116, 1380, 1395, 1426, 1497, 1860, 1996, 2070, 2139, 2495, 2790, 2852, 2994, 3565, 4140, 4278, 4491, 4990, 5580, 5988, 6417, 7130, 7485, 8556, 8982, 9980, 10695, 11477, 12834, 14260, 14970, 15469, 17964, 21390, 22455, 22954, 25668, 29940, 30938, 32085, 34431, 42780, 44910, 45908, 46407, 57385, 61876, 64170, 68862, 77345, 89820, 92814, 103293, 114770, 128340, 137724, 139221, 154690, 172155, 185628, 206586, 229540, 232035, 278442, 309380, 344310, 355787, 413172, 464070, 516465, 556884, 688620, 696105, 711574, 928140, 1032930, 1067361, 1392210, 1423148, 1778935, 2065860, 2134722, 2784420, 3202083, 3557870, 4269444, 5336805, 6404166, 7115740, 10673610, 12808332, 16010415, 21347220, 32020830, 64041660]

約数ペア:

[(1, 64041660), (2, 32020830), (3, 21347220), (4, 16010415), (5, 12808332), (6, 10673610), (9, 7115740), (10, 6404166), (12, 5336805), (15, 4269444), (18, 3557870), (20, 3202083), (23, 2784420), (30, 2134722), (31, 2065860), (36, 1778935), (45, 1423148), (46, 1392210), (60, 1067361), (62, 1032930), (69, 928140), (90, 711574), (92, 696105), (93, 688620), (115, 556884), (124, 516465), (138, 464070), (155, 413172), (180, 355787), (186, 344310), (207, 309380), (230, 278442), (276, 232035), (279, 229540), (310, 206586), (345, 185628), (372, 172155), (414, 154690), (460, 139221), (465, 137724), (499, 128340), (558, 114770), (620, 103293), (690, 92814), (713, 89820), (828, 77345), (930, 68862), (998, 64170), (1035, 61876), (1116, 57385), (1380, 46407), (1395, 45908), (1426, 44910), (1497, 42780), (1860, 34431), (1996, 32085), (2070, 30938), (2139, 29940), (2495, 25668), (2790, 22954), (2852, 22455), (2994, 21390), (3565, 17964), (4140, 15469), (4278, 14970), (4491, 14260), (4990, 12834), (5580, 11477), (5988, 10695), (6417, 9980), (7130, 8982), (7485, 8556)]