646847040

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{13751}}^1$

素因数の和:13785

約数の個数: 168

約数和(自身を含む): 2389217472

約数和(自身を除く): 1742370432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 280, 294, 320, 336, 392, 420, 448, 480, 490, 560, 588, 672, 735, 784, 840, 960, 980, 1120, 1176, 1344, 1470, 1568, 1680, 1960, 2240, 2352, 2940, 3136, 3360, 3920, 4704, 5880, 6720, 7840, 9408, 11760, 13751, 15680, 23520, 27502, 41253, 47040, 55004, 68755, 82506, 96257, 110008, 137510, 165012, 192514, 206265, 220016, 275020, 288771, 330024, 385028, 412530, 440032, 481285, 550040, 577542, 660048, 673799, 770056, 825060, 880064, 962570, 1100080, 1155084, 1320096, 1347598, 1443855, 1540112, 1650120, 1925140, 2021397, 2200160, 2310168, 2640192, 2695196, 2887710, 3080224, 3300240, 3368995, 3850280, 4042794, 4400320, 4620336, 5390392, 5775420, 6160448, 6600480, 6737990, 7700560, 8085588, 9240672, 10106985, 10780784, 11550840, 13200960, 13475980, 15401120, 16171176, 18481344, 20213970, 21561568, 23101680, 26951960, 30802240, 32342352, 40427940, 43123136, 46203360, 53903920, 64684704, 80855880, 92406720, 107807840, 129369408, 161711760, 215615680, 323423520, 646847040]

約数ペア:

[(1, 646847040), (2, 323423520), (3, 215615680), (4, 161711760), (5, 129369408), (6, 107807840), (7, 92406720), (8, 80855880), (10, 64684704), (12, 53903920), (14, 46203360), (15, 43123136), (16, 40427940), (20, 32342352), (21, 30802240), (24, 26951960), (28, 23101680), (30, 21561568), (32, 20213970), (35, 18481344), (40, 16171176), (42, 15401120), (48, 13475980), (49, 13200960), (56, 11550840), (60, 10780784), (64, 10106985), (70, 9240672), (80, 8085588), (84, 7700560), (96, 6737990), (98, 6600480), (105, 6160448), (112, 5775420), (120, 5390392), (140, 4620336), (147, 4400320), (160, 4042794), (168, 3850280), (192, 3368995), (196, 3300240), (210, 3080224), (224, 2887710), (240, 2695196), (245, 2640192), (280, 2310168), (294, 2200160), (320, 2021397), (336, 1925140), (392, 1650120), (420, 1540112), (448, 1443855), (480, 1347598), (490, 1320096), (560, 1155084), (588, 1100080), (672, 962570), (735, 880064), (784, 825060), (840, 770056), (960, 673799), (980, 660048), (1120, 577542), (1176, 550040), (1344, 481285), (1470, 440032), (1568, 412530), (1680, 385028), (1960, 330024), (2240, 288771), (2352, 275020), (2940, 220016), (3136, 206265), (3360, 192514), (3920, 165012), (4704, 137510), (5880, 110008), (6720, 96257), (7840, 82506), (9408, 68755), (11760, 55004), (13751, 47040), (15680, 41253), (23520, 27502)]