20128099600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{509}}^1$

素因数の和:1050

約数の個数: 240

約数和(自身を含む): 57401683200

約数和(自身を除く): 37273583600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 175, 200, 203, 232, 280, 290, 350, 400, 406, 464, 487, 509, 560, 580, 700, 725, 812, 974, 1015, 1018, 1160, 1400, 1450, 1624, 1948, 2030, 2036, 2320, 2435, 2545, 2800, 2900, 3248, 3409, 3563, 3896, 4060, 4072, 4870, 5075, 5090, 5800, 6818, 7126, 7792, 8120, 8144, 9740, 10150, 10180, 11600, 12175, 12725, 13636, 14123, 14252, 14761, 16240, 17045, 17815, 19480, 20300, 20360, 24350, 25450, 27272, 28246, 28504, 29522, 34090, 35630, 38960, 40600, 40720, 48700, 50900, 54544, 56492, 57008, 59044, 68180, 70615, 71260, 73805, 81200, 85225, 89075, 97400, 98861, 101800, 103327, 112984, 118088, 136360, 141230, 142520, 147610, 170450, 178150, 194800, 197722, 203600, 206654, 225968, 236176, 247883, 272720, 282460, 285040, 295220, 340900, 353075, 356300, 369025, 395444, 413308, 494305, 495766, 516635, 564920, 590440, 681800, 706150, 712600, 738050, 790888, 826616, 988610, 991532, 1033270, 1129840, 1180880, 1239415, 1363600, 1412300, 1425200, 1476100, 1581776, 1653232, 1735181, 1977220, 1983064, 2066540, 2471525, 2478830, 2583175, 2824600, 2952200, 3470362, 3954440, 3966128, 4133080, 4943050, 4957660, 5166350, 5649200, 5904400, 6197075, 6940724, 7188607, 7908880, 8266160, 8675905, 9886100, 9915320, 10332700, 12394150, 13881448, 14377214, 17351810, 19772200, 19830640, 20665400, 24788300, 27762896, 28754428, 34703620, 35943035, 39544400, 41330800, 43379525, 49576600, 50320249, 57508856, 69407240, 71886070, 86759050, 99153200, 100640498, 115017712, 138814480, 143772140, 173518100, 179715175, 201280996, 251601245, 287544280, 347036200, 359430350, 402561992, 503202490, 575088560, 694072400, 718860700, 805123984, 1006404980, 1258006225, 1437721400, 2012809960, 2516012450, 2875442800, 4025619920, 5032024900, 10064049800, 20128099600]

約数ペア:

[(1, 20128099600), (2, 10064049800), (4, 5032024900), (5, 4025619920), (7, 2875442800), (8, 2516012450), (10, 2012809960), (14, 1437721400), (16, 1258006225), (20, 1006404980), (25, 805123984), (28, 718860700), (29, 694072400), (35, 575088560), (40, 503202490), (50, 402561992), (56, 359430350), (58, 347036200), (70, 287544280), (80, 251601245), (100, 201280996), (112, 179715175), (116, 173518100), (140, 143772140), (145, 138814480), (175, 115017712), (200, 100640498), (203, 99153200), (232, 86759050), (280, 71886070), (290, 69407240), (350, 57508856), (400, 50320249), (406, 49576600), (464, 43379525), (487, 41330800), (509, 39544400), (560, 35943035), (580, 34703620), (700, 28754428), (725, 27762896), (812, 24788300), (974, 20665400), (1015, 19830640), (1018, 19772200), (1160, 17351810), (1400, 14377214), (1450, 13881448), (1624, 12394150), (1948, 10332700), (2030, 9915320), (2036, 9886100), (2320, 8675905), (2435, 8266160), (2545, 7908880), (2800, 7188607), (2900, 6940724), (3248, 6197075), (3409, 5904400), (3563, 5649200), (3896, 5166350), (4060, 4957660), (4072, 4943050), (4870, 4133080), (5075, 3966128), (5090, 3954440), (5800, 3470362), (6818, 2952200), (7126, 2824600), (7792, 2583175), (8120, 2478830), (8144, 2471525), (9740, 2066540), (10150, 1983064), (10180, 1977220), (11600, 1735181), (12175, 1653232), (12725, 1581776), (13636, 1476100), (14123, 1425200), (14252, 1412300), (14761, 1363600), (16240, 1239415), (17045, 1180880), (17815, 1129840), (19480, 1033270), (20300, 991532), (20360, 988610), (24350, 826616), (25450, 790888), (27272, 738050), (28246, 712600), (28504, 706150), (29522, 681800), (34090, 590440), (35630, 564920), (38960, 516635), (40600, 495766), (40720, 494305), (48700, 413308), (50900, 395444), (54544, 369025), (56492, 356300), (57008, 353075), (59044, 340900), (68180, 295220), (70615, 285040), (71260, 282460), (73805, 272720), (81200, 247883), (85225, 236176), (89075, 225968), (97400, 206654), (98861, 203600), (101800, 197722), (103327, 194800), (112984, 178150), (118088, 170450), (136360, 147610), (141230, 142520)]