20004680160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{35897}}^1$

素因数の和:35967

約数の個数: 240

約数和(自身を含む): 72243719856

約数和(自身を除く): 52239039696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 43, 45, 48, 54, 60, 72, 80, 81, 86, 90, 96, 108, 120, 129, 135, 144, 160, 162, 172, 180, 215, 216, 240, 258, 270, 288, 324, 344, 360, 387, 405, 430, 432, 480, 516, 540, 645, 648, 688, 720, 774, 810, 860, 864, 1032, 1080, 1161, 1290, 1296, 1376, 1440, 1548, 1620, 1720, 1935, 2064, 2160, 2322, 2580, 2592, 3096, 3240, 3440, 3483, 3870, 4128, 4320, 4644, 5160, 5805, 6192, 6480, 6880, 6966, 7740, 9288, 10320, 11610, 12384, 12960, 13932, 15480, 17415, 18576, 20640, 23220, 27864, 30960, 34830, 35897, 37152, 46440, 55728, 61920, 69660, 71794, 92880, 107691, 111456, 139320, 143588, 179485, 185760, 215382, 278640, 287176, 323073, 358970, 430764, 538455, 557280, 574352, 646146, 717940, 861528, 969219, 1076910, 1148704, 1292292, 1435880, 1543571, 1615365, 1723056, 1938438, 2153820, 2584584, 2871760, 2907657, 3087142, 3230730, 3446112, 3876876, 4307640, 4630713, 4846095, 5169168, 5743520, 5815314, 6174284, 6461460, 7717855, 7753752, 8615280, 9261426, 9692190, 10338336, 11630628, 12348568, 12922920, 13892139, 14538285, 15435710, 15507504, 17230560, 18522852, 19384380, 23153565, 23261256, 24697136, 25845840, 27784278, 29076570, 30871420, 31015008, 37045704, 38768760, 41676417, 46307130, 46522512, 49394272, 51691680, 55568556, 58153140, 61742840, 69460695, 74091408, 77537520, 83352834, 92614260, 93045024, 111137112, 116306280, 123485680, 125029251, 138921390, 148182816, 155075040, 166705668, 185228520, 208382085, 222274224, 232612560, 246971360, 250058502, 277842780, 333411336, 370457040, 416764170, 444548448, 465225120, 500117004, 555685560, 625146255, 666822672, 740914080, 833528340, 1000234008, 1111371120, 1250292510, 1333645344, 1667056680, 2000468016, 2222742240, 2500585020, 3334113360, 4000936032, 5001170040, 6668226720, 10002340080, 20004680160]

約数ペア:

[(1, 20004680160), (2, 10002340080), (3, 6668226720), (4, 5001170040), (5, 4000936032), (6, 3334113360), (8, 2500585020), (9, 2222742240), (10, 2000468016), (12, 1667056680), (15, 1333645344), (16, 1250292510), (18, 1111371120), (20, 1000234008), (24, 833528340), (27, 740914080), (30, 666822672), (32, 625146255), (36, 555685560), (40, 500117004), (43, 465225120), (45, 444548448), (48, 416764170), (54, 370457040), (60, 333411336), (72, 277842780), (80, 250058502), (81, 246971360), (86, 232612560), (90, 222274224), (96, 208382085), (108, 185228520), (120, 166705668), (129, 155075040), (135, 148182816), (144, 138921390), (160, 125029251), (162, 123485680), (172, 116306280), (180, 111137112), (215, 93045024), (216, 92614260), (240, 83352834), (258, 77537520), (270, 74091408), (288, 69460695), (324, 61742840), (344, 58153140), (360, 55568556), (387, 51691680), (405, 49394272), (430, 46522512), (432, 46307130), (480, 41676417), (516, 38768760), (540, 37045704), (645, 31015008), (648, 30871420), (688, 29076570), (720, 27784278), (774, 25845840), (810, 24697136), (860, 23261256), (864, 23153565), (1032, 19384380), (1080, 18522852), (1161, 17230560), (1290, 15507504), (1296, 15435710), (1376, 14538285), (1440, 13892139), (1548, 12922920), (1620, 12348568), (1720, 11630628), (1935, 10338336), (2064, 9692190), (2160, 9261426), (2322, 8615280), (2580, 7753752), (2592, 7717855), (3096, 6461460), (3240, 6174284), (3440, 5815314), (3483, 5743520), (3870, 5169168), (4128, 4846095), (4320, 4630713), (4644, 4307640), (5160, 3876876), (5805, 3446112), (6192, 3230730), (6480, 3087142), (6880, 2907657), (6966, 2871760), (7740, 2584584), (9288, 2153820), (10320, 1938438), (11610, 1723056), (12384, 1615365), (12960, 1543571), (13932, 1435880), (15480, 1292292), (17415, 1148704), (18576, 1076910), (20640, 969219), (23220, 861528), (27864, 717940), (30960, 646146), (34830, 574352), (35897, 557280), (37152, 538455), (46440, 430764), (55728, 358970), (61920, 323073), (69660, 287176), (71794, 278640), (92880, 215382), (107691, 185760), (111456, 179485), (139320, 143588)]