21568691340

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{3331}}^1$

素因数の和:3930

約数の個数: 240

約数和(自身を含む): 77486433024

約数和(自身を除く): 55917741684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 571, 630, 756, 810, 945, 1134, 1142, 1260, 1620, 1713, 1890, 2268, 2284, 2835, 2855, 3331, 3426, 3780, 3997, 5139, 5670, 5710, 6662, 6852, 7994, 8565, 9993, 10278, 11340, 11420, 11991, 13324, 15417, 15988, 16655, 17130, 19985, 19986, 20556, 23317, 23982, 25695, 29979, 30834, 33310, 34260, 35973, 39970, 39972, 46251, 46634, 47964, 49965, 51390, 59955, 59958, 61668, 66620, 69951, 71946, 77085, 79940, 89937, 92502, 93268, 99930, 102780, 107919, 116585, 119910, 119916, 139902, 143892, 149895, 154170, 179865, 179874, 185004, 199860, 209853, 215838, 231255, 233170, 239820, 269811, 279804, 299790, 308340, 323757, 349755, 359730, 359748, 419706, 431676, 449685, 462510, 466340, 539595, 539622, 599580, 629559, 647514, 699510, 719460, 839412, 899370, 925020, 1049265, 1079190, 1079244, 1259118, 1295028, 1349055, 1399020, 1618785, 1798740, 1888677, 1902001, 2098530, 2158380, 2518236, 2698110, 3147795, 3237570, 3777354, 3804002, 4197060, 5396220, 5706003, 6295590, 6475140, 7554708, 7608004, 9443385, 9510005, 11412006, 12591180, 13314007, 17118009, 18886770, 19020010, 22824012, 26628014, 28530015, 34236018, 37773540, 38040020, 39942021, 51354027, 53256028, 57060030, 66570035, 68472036, 79884042, 85590045, 102708054, 114120060, 119826063, 133140070, 154062081, 159768084, 171180090, 199710105, 205416108, 239652126, 256770135, 266280140, 308124162, 342360180, 359478189, 399420210, 479304252, 513540270, 599130315, 616248324, 718956378, 770310405, 798840420, 1027080540, 1078434567, 1198260630, 1437912756, 1540620810, 1797390945, 2156869134, 2396521260, 3081241620, 3594781890, 4313738268, 5392172835, 7189563780, 10784345670, 21568691340]

約数ペア:

[(1, 21568691340), (2, 10784345670), (3, 7189563780), (4, 5392172835), (5, 4313738268), (6, 3594781890), (7, 3081241620), (9, 2396521260), (10, 2156869134), (12, 1797390945), (14, 1540620810), (15, 1437912756), (18, 1198260630), (20, 1078434567), (21, 1027080540), (27, 798840420), (28, 770310405), (30, 718956378), (35, 616248324), (36, 599130315), (42, 513540270), (45, 479304252), (54, 399420210), (60, 359478189), (63, 342360180), (70, 308124162), (81, 266280140), (84, 256770135), (90, 239652126), (105, 205416108), (108, 199710105), (126, 171180090), (135, 159768084), (140, 154062081), (162, 133140070), (180, 119826063), (189, 114120060), (210, 102708054), (252, 85590045), (270, 79884042), (315, 68472036), (324, 66570035), (378, 57060030), (405, 53256028), (420, 51354027), (540, 39942021), (567, 38040020), (571, 37773540), (630, 34236018), (756, 28530015), (810, 26628014), (945, 22824012), (1134, 19020010), (1142, 18886770), (1260, 17118009), (1620, 13314007), (1713, 12591180), (1890, 11412006), (2268, 9510005), (2284, 9443385), (2835, 7608004), (2855, 7554708), (3331, 6475140), (3426, 6295590), (3780, 5706003), (3997, 5396220), (5139, 4197060), (5670, 3804002), (5710, 3777354), (6662, 3237570), (6852, 3147795), (7994, 2698110), (8565, 2518236), (9993, 2158380), (10278, 2098530), (11340, 1902001), (11420, 1888677), (11991, 1798740), (13324, 1618785), (15417, 1399020), (15988, 1349055), (16655, 1295028), (17130, 1259118), (19985, 1079244), (19986, 1079190), (20556, 1049265), (23317, 925020), (23982, 899370), (25695, 839412), (29979, 719460), (30834, 699510), (33310, 647514), (34260, 629559), (35973, 599580), (39970, 539622), (39972, 539595), (46251, 466340), (46634, 462510), (47964, 449685), (49965, 431676), (51390, 419706), (59955, 359748), (59958, 359730), (61668, 349755), (66620, 323757), (69951, 308340), (71946, 299790), (77085, 279804), (79940, 269811), (89937, 239820), (92502, 233170), (93268, 231255), (99930, 215838), (102780, 209853), (107919, 199860), (116585, 185004), (119910, 179874), (119916, 179865), (139902, 154170), (143892, 149895)]