621715920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1823}}^1$

素因数の和:1882

約数の個数: 240

約数和(自身を含む): 2320565760

約数和(自身を除く): 1698849840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 29, 30, 35, 40, 42, 48, 49, 56, 58, 60, 70, 80, 84, 87, 98, 105, 112, 116, 120, 140, 145, 147, 168, 174, 196, 203, 210, 232, 240, 245, 280, 290, 294, 336, 348, 392, 406, 420, 435, 464, 490, 560, 580, 588, 609, 696, 735, 784, 812, 840, 870, 980, 1015, 1160, 1176, 1218, 1392, 1421, 1470, 1624, 1680, 1740, 1823, 1960, 2030, 2320, 2352, 2436, 2842, 2940, 3045, 3248, 3480, 3646, 3920, 4060, 4263, 4872, 5469, 5684, 5880, 6090, 6960, 7105, 7292, 8120, 8526, 9115, 9744, 10938, 11368, 11760, 12180, 12761, 14210, 14584, 16240, 17052, 18230, 21315, 21876, 22736, 24360, 25522, 27345, 28420, 29168, 34104, 36460, 38283, 42630, 43752, 48720, 51044, 52867, 54690, 56840, 63805, 68208, 72920, 76566, 85260, 87504, 89327, 102088, 105734, 109380, 113680, 127610, 145840, 153132, 158601, 170520, 178654, 191415, 204176, 211468, 218760, 255220, 264335, 267981, 306264, 317202, 341040, 357308, 370069, 382830, 422936, 437520, 446635, 510440, 528670, 535962, 612528, 634404, 714616, 740138, 765660, 793005, 845872, 893270, 1020880, 1057340, 1071924, 1110207, 1268808, 1339905, 1429232, 1480276, 1531320, 1586010, 1786540, 1850345, 2114680, 2143848, 2220414, 2537616, 2590483, 2679810, 2960552, 3062640, 3172020, 3573080, 3700690, 4229360, 4287696, 4440828, 5180966, 5359620, 5551035, 5921104, 6344040, 7146160, 7401380, 7771449, 8881656, 10361932, 10719240, 11102070, 12688080, 12952415, 14802760, 15542898, 17763312, 20723864, 21438480, 22204140, 25904830, 29605520, 31085796, 38857245, 41447728, 44408280, 51809660, 62171592, 77714490, 88816560, 103619320, 124343184, 155428980, 207238640, 310857960, 621715920]

約数ペア:

[(1, 621715920), (2, 310857960), (3, 207238640), (4, 155428980), (5, 124343184), (6, 103619320), (7, 88816560), (8, 77714490), (10, 62171592), (12, 51809660), (14, 44408280), (15, 41447728), (16, 38857245), (20, 31085796), (21, 29605520), (24, 25904830), (28, 22204140), (29, 21438480), (30, 20723864), (35, 17763312), (40, 15542898), (42, 14802760), (48, 12952415), (49, 12688080), (56, 11102070), (58, 10719240), (60, 10361932), (70, 8881656), (80, 7771449), (84, 7401380), (87, 7146160), (98, 6344040), (105, 5921104), (112, 5551035), (116, 5359620), (120, 5180966), (140, 4440828), (145, 4287696), (147, 4229360), (168, 3700690), (174, 3573080), (196, 3172020), (203, 3062640), (210, 2960552), (232, 2679810), (240, 2590483), (245, 2537616), (280, 2220414), (290, 2143848), (294, 2114680), (336, 1850345), (348, 1786540), (392, 1586010), (406, 1531320), (420, 1480276), (435, 1429232), (464, 1339905), (490, 1268808), (560, 1110207), (580, 1071924), (588, 1057340), (609, 1020880), (696, 893270), (735, 845872), (784, 793005), (812, 765660), (840, 740138), (870, 714616), (980, 634404), (1015, 612528), (1160, 535962), (1176, 528670), (1218, 510440), (1392, 446635), (1421, 437520), (1470, 422936), (1624, 382830), (1680, 370069), (1740, 357308), (1823, 341040), (1960, 317202), (2030, 306264), (2320, 267981), (2352, 264335), (2436, 255220), (2842, 218760), (2940, 211468), (3045, 204176), (3248, 191415), (3480, 178654), (3646, 170520), (3920, 158601), (4060, 153132), (4263, 145840), (4872, 127610), (5469, 113680), (5684, 109380), (5880, 105734), (6090, 102088), (6960, 89327), (7105, 87504), (7292, 85260), (8120, 76566), (8526, 72920), (9115, 68208), (9744, 63805), (10938, 56840), (11368, 54690), (11760, 52867), (12180, 51044), (12761, 48720), (14210, 43752), (14584, 42630), (16240, 38283), (17052, 36460), (18230, 34104), (21315, 29168), (21876, 28420), (22736, 27345), (24360, 25522)]