1620920160

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{691}}^1$

素因数の和:899

約数の個数: 240

約数和(自身を含む): 5760426672

約数和(自身を除く): 4139506512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 181, 216, 240, 270, 288, 324, 360, 362, 405, 432, 480, 540, 543, 648, 691, 720, 724, 810, 864, 905, 1080, 1086, 1296, 1382, 1440, 1448, 1620, 1629, 1810, 2073, 2160, 2172, 2592, 2715, 2764, 2896, 3240, 3258, 3455, 3620, 4146, 4320, 4344, 4887, 5430, 5528, 5792, 6219, 6480, 6516, 6910, 7240, 8145, 8292, 8688, 9774, 10365, 10860, 11056, 12438, 12960, 13032, 13820, 14480, 14661, 16290, 16584, 17376, 18657, 19548, 20730, 21720, 22112, 24435, 24876, 26064, 27640, 28960, 29322, 31095, 32580, 33168, 37314, 39096, 41460, 43440, 48870, 49752, 52128, 55280, 55971, 58644, 62190, 65160, 66336, 73305, 74628, 78192, 82920, 86880, 93285, 97740, 99504, 110560, 111942, 117288, 124380, 125071, 130320, 146610, 149256, 156384, 165840, 186570, 195480, 199008, 223884, 234576, 248760, 250142, 260640, 279855, 293220, 298512, 331680, 373140, 375213, 390960, 447768, 469152, 497520, 500284, 559710, 586440, 597024, 625355, 746280, 750426, 781920, 895536, 995040, 1000568, 1119420, 1125639, 1172880, 1250710, 1492560, 1500852, 1791072, 1876065, 2001136, 2238840, 2251278, 2345760, 2501420, 2985120, 3001704, 3376917, 3752130, 4002272, 4477680, 4502556, 5002840, 5628195, 6003408, 6753834, 7504260, 8955360, 9005112, 10005680, 10130751, 11256390, 12006816, 13507668, 15008520, 16884585, 18010224, 20011360, 20261502, 22512780, 27015336, 30017040, 33769170, 36020448, 40523004, 45025560, 50653755, 54030672, 60034080, 67538340, 81046008, 90051120, 101307510, 108061344, 135076680, 162092016, 180102240, 202615020, 270153360, 324184032, 405230040, 540306720, 810460080, 1620920160]

約数ペア:

[(1, 1620920160), (2, 810460080), (3, 540306720), (4, 405230040), (5, 324184032), (6, 270153360), (8, 202615020), (9, 180102240), (10, 162092016), (12, 135076680), (15, 108061344), (16, 101307510), (18, 90051120), (20, 81046008), (24, 67538340), (27, 60034080), (30, 54030672), (32, 50653755), (36, 45025560), (40, 40523004), (45, 36020448), (48, 33769170), (54, 30017040), (60, 27015336), (72, 22512780), (80, 20261502), (81, 20011360), (90, 18010224), (96, 16884585), (108, 15008520), (120, 13507668), (135, 12006816), (144, 11256390), (160, 10130751), (162, 10005680), (180, 9005112), (181, 8955360), (216, 7504260), (240, 6753834), (270, 6003408), (288, 5628195), (324, 5002840), (360, 4502556), (362, 4477680), (405, 4002272), (432, 3752130), (480, 3376917), (540, 3001704), (543, 2985120), (648, 2501420), (691, 2345760), (720, 2251278), (724, 2238840), (810, 2001136), (864, 1876065), (905, 1791072), (1080, 1500852), (1086, 1492560), (1296, 1250710), (1382, 1172880), (1440, 1125639), (1448, 1119420), (1620, 1000568), (1629, 995040), (1810, 895536), (2073, 781920), (2160, 750426), (2172, 746280), (2592, 625355), (2715, 597024), (2764, 586440), (2896, 559710), (3240, 500284), (3258, 497520), (3455, 469152), (3620, 447768), (4146, 390960), (4320, 375213), (4344, 373140), (4887, 331680), (5430, 298512), (5528, 293220), (5792, 279855), (6219, 260640), (6480, 250142), (6516, 248760), (6910, 234576), (7240, 223884), (8145, 199008), (8292, 195480), (8688, 186570), (9774, 165840), (10365, 156384), (10860, 149256), (11056, 146610), (12438, 130320), (12960, 125071), (13032, 124380), (13820, 117288), (14480, 111942), (14661, 110560), (16290, 99504), (16584, 97740), (17376, 93285), (18657, 86880), (19548, 82920), (20730, 78192), (21720, 74628), (22112, 73305), (24435, 66336), (24876, 65160), (26064, 62190), (27640, 58644), (28960, 55971), (29322, 55280), (31095, 52128), (32580, 49752), (33168, 48870), (37314, 43440), (39096, 41460)]