200021543920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2999}}^1\times {\mathrm{3989}}^1$

素因数の和:7031

約数の個数: 160

約数和(自身を含む): 534340800000

約数和(自身を除く): 334319256080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 2999, 3344, 3989, 4180, 5998, 7978, 8360, 11996, 14995, 15956, 16720, 19945, 23992, 29990, 31912, 32989, 39890, 43879, 47984, 56981, 59980, 63824, 65978, 75791, 79780, 87758, 113962, 119960, 131956, 151582, 159560, 164945, 175516, 219395, 227924, 239920, 263912, 284905, 303164, 319120, 329890, 351032, 378955, 438790, 455848, 527824, 569810, 606328, 626791, 659780, 702064, 757910, 833701, 877580, 911696, 1139620, 1212656, 1253582, 1319560, 1515820, 1667402, 1755160, 2279240, 2507164, 2639120, 3031640, 3133955, 3334804, 3510320, 4168505, 4558480, 5014328, 6063280, 6267910, 6669608, 8337010, 10028656, 11963011, 12535820, 13339216, 16674020, 23926022, 25071640, 33348040, 47852044, 50143280, 59815055, 66696080, 95704088, 119630110, 131593121, 191408176, 227297209, 239260220, 263186242, 454594418, 478520440, 526372484, 657965605, 909188836, 957040880, 1052744968, 1136486045, 1315931210, 1818377672, 2105489936, 2272972090, 2500269299, 2631862420, 3636755344, 4545944180, 5000538598, 5263724840, 9091888360, 10001077196, 10527449680, 12501346495, 18183776720, 20002154392, 25002692990, 40004308784, 50005385980, 100010771960, 200021543920]

約数ペア:

[(1, 200021543920), (2, 100010771960), (4, 50005385980), (5, 40004308784), (8, 25002692990), (10, 20002154392), (11, 18183776720), (16, 12501346495), (19, 10527449680), (20, 10001077196), (22, 9091888360), (38, 5263724840), (40, 5000538598), (44, 4545944180), (55, 3636755344), (76, 2631862420), (80, 2500269299), (88, 2272972090), (95, 2105489936), (110, 1818377672), (152, 1315931210), (176, 1136486045), (190, 1052744968), (209, 957040880), (220, 909188836), (304, 657965605), (380, 526372484), (418, 478520440), (440, 454594418), (760, 263186242), (836, 239260220), (880, 227297209), (1045, 191408176), (1520, 131593121), (1672, 119630110), (2090, 95704088), (2999, 66696080), (3344, 59815055), (3989, 50143280), (4180, 47852044), (5998, 33348040), (7978, 25071640), (8360, 23926022), (11996, 16674020), (14995, 13339216), (15956, 12535820), (16720, 11963011), (19945, 10028656), (23992, 8337010), (29990, 6669608), (31912, 6267910), (32989, 6063280), (39890, 5014328), (43879, 4558480), (47984, 4168505), (56981, 3510320), (59980, 3334804), (63824, 3133955), (65978, 3031640), (75791, 2639120), (79780, 2507164), (87758, 2279240), (113962, 1755160), (119960, 1667402), (131956, 1515820), (151582, 1319560), (159560, 1253582), (164945, 1212656), (175516, 1139620), (219395, 911696), (227924, 877580), (239920, 833701), (263912, 757910), (284905, 702064), (303164, 659780), (319120, 626791), (329890, 606328), (351032, 569810), (378955, 527824), (438790, 455848)]