20216090760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{11159}}^1$

素因数の和:11691

約数の個数: 128

約数和(自身を含む): 62738841600

約数和(自身を除く): 42522750840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 487, 620, 744, 930, 974, 1240, 1461, 1860, 1948, 2435, 2922, 3720, 3896, 4870, 5844, 7305, 9740, 11159, 11688, 14610, 15097, 19480, 22318, 29220, 30194, 33477, 44636, 45291, 55795, 58440, 60388, 66954, 75485, 89272, 90582, 111590, 120776, 133908, 150970, 167385, 181164, 223180, 226455, 267816, 301940, 334770, 345929, 362328, 446360, 452910, 603880, 669540, 691858, 905820, 1037787, 1339080, 1383716, 1729645, 1811640, 2075574, 2767432, 3459290, 4151148, 5188935, 5434433, 6918580, 8302296, 10377870, 10868866, 13837160, 16303299, 20755740, 21737732, 27172165, 32606598, 41511480, 43475464, 54344330, 65213196, 81516495, 108688660, 130426392, 163032990, 168467423, 217377320, 326065980, 336934846, 505402269, 652131960, 673869692, 842337115, 1010804538, 1347739384, 1684674230, 2021609076, 2527011345, 3369348460, 4043218152, 5054022690, 6738696920, 10108045380, 20216090760]

約数ペア:

[(1, 20216090760), (2, 10108045380), (3, 6738696920), (4, 5054022690), (5, 4043218152), (6, 3369348460), (8, 2527011345), (10, 2021609076), (12, 1684674230), (15, 1347739384), (20, 1010804538), (24, 842337115), (30, 673869692), (31, 652131960), (40, 505402269), (60, 336934846), (62, 326065980), (93, 217377320), (120, 168467423), (124, 163032990), (155, 130426392), (186, 108688660), (248, 81516495), (310, 65213196), (372, 54344330), (465, 43475464), (487, 41511480), (620, 32606598), (744, 27172165), (930, 21737732), (974, 20755740), (1240, 16303299), (1461, 13837160), (1860, 10868866), (1948, 10377870), (2435, 8302296), (2922, 6918580), (3720, 5434433), (3896, 5188935), (4870, 4151148), (5844, 3459290), (7305, 2767432), (9740, 2075574), (11159, 1811640), (11688, 1729645), (14610, 1383716), (15097, 1339080), (19480, 1037787), (22318, 905820), (29220, 691858), (30194, 669540), (33477, 603880), (44636, 452910), (45291, 446360), (55795, 362328), (58440, 345929), (60388, 334770), (66954, 301940), (75485, 267816), (89272, 226455), (90582, 223180), (111590, 181164), (120776, 167385), (133908, 150970)]