239821920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:614

約数の個数: 288

約数和(自身を含む): 921316032

約数和(自身を除く): 681494112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 23, 24, 26, 30, 32, 36, 39, 40, 45, 46, 48, 52, 60, 65, 69, 72, 78, 80, 90, 92, 96, 104, 115, 117, 120, 130, 138, 144, 156, 160, 180, 184, 195, 207, 208, 230, 234, 240, 260, 276, 288, 299, 312, 345, 360, 368, 390, 414, 416, 460, 468, 480, 520, 552, 557, 585, 598, 624, 690, 720, 736, 780, 828, 897, 920, 936, 1035, 1040, 1104, 1114, 1170, 1196, 1248, 1380, 1440, 1495, 1560, 1656, 1671, 1794, 1840, 1872, 2070, 2080, 2208, 2228, 2340, 2392, 2691, 2760, 2785, 2990, 3120, 3312, 3342, 3588, 3680, 3744, 4140, 4456, 4485, 4680, 4784, 5013, 5382, 5520, 5570, 5980, 6240, 6624, 6684, 7176, 7241, 8280, 8355, 8912, 8970, 9360, 9568, 10026, 10764, 11040, 11140, 11960, 12811, 13368, 13455, 14352, 14482, 16560, 16710, 17824, 17940, 18720, 20052, 21528, 21723, 22280, 23920, 25065, 25622, 26736, 26910, 28704, 28964, 33120, 33420, 35880, 36205, 38433, 40104, 43056, 43446, 44560, 47840, 50130, 51244, 53472, 53820, 57928, 64055, 65169, 66840, 71760, 72410, 76866, 80208, 86112, 86892, 89120, 100260, 102488, 107640, 108615, 115299, 115856, 128110, 130338, 133680, 143520, 144820, 153732, 160416, 166543, 173784, 192165, 200520, 204976, 215280, 217230, 230598, 231712, 256220, 260676, 267360, 289640, 307464, 325845, 333086, 347568, 384330, 401040, 409952, 430560, 434460, 461196, 499629, 512440, 521352, 576495, 579280, 614928, 651690, 666172, 695136, 768660, 802080, 832715, 868920, 922392, 999258, 1024880, 1042704, 1152990, 1158560, 1229856, 1303380, 1332344, 1498887, 1537320, 1665430, 1737840, 1844784, 1998516, 2049760, 2085408, 2305980, 2498145, 2606760, 2664688, 2997774, 3074640, 3330860, 3475680, 3689568, 3997032, 4611960, 4996290, 5213520, 5329376, 5995548, 6149280, 6661720, 7494435, 7994064, 9223920, 9992580, 10427040, 11991096, 13323440, 14988870, 15988128, 18447840, 19985160, 23982192, 26646880, 29977740, 39970320, 47964384, 59955480, 79940640, 119910960, 239821920]

約数ペア:

[(1, 239821920), (2, 119910960), (3, 79940640), (4, 59955480), (5, 47964384), (6, 39970320), (8, 29977740), (9, 26646880), (10, 23982192), (12, 19985160), (13, 18447840), (15, 15988128), (16, 14988870), (18, 13323440), (20, 11991096), (23, 10427040), (24, 9992580), (26, 9223920), (30, 7994064), (32, 7494435), (36, 6661720), (39, 6149280), (40, 5995548), (45, 5329376), (46, 5213520), (48, 4996290), (52, 4611960), (60, 3997032), (65, 3689568), (69, 3475680), (72, 3330860), (78, 3074640), (80, 2997774), (90, 2664688), (92, 2606760), (96, 2498145), (104, 2305980), (115, 2085408), (117, 2049760), (120, 1998516), (130, 1844784), (138, 1737840), (144, 1665430), (156, 1537320), (160, 1498887), (180, 1332344), (184, 1303380), (195, 1229856), (207, 1158560), (208, 1152990), (230, 1042704), (234, 1024880), (240, 999258), (260, 922392), (276, 868920), (288, 832715), (299, 802080), (312, 768660), (345, 695136), (360, 666172), (368, 651690), (390, 614928), (414, 579280), (416, 576495), (460, 521352), (468, 512440), (480, 499629), (520, 461196), (552, 434460), (557, 430560), (585, 409952), (598, 401040), (624, 384330), (690, 347568), (720, 333086), (736, 325845), (780, 307464), (828, 289640), (897, 267360), (920, 260676), (936, 256220), (1035, 231712), (1040, 230598), (1104, 217230), (1114, 215280), (1170, 204976), (1196, 200520), (1248, 192165), (1380, 173784), (1440, 166543), (1495, 160416), (1560, 153732), (1656, 144820), (1671, 143520), (1794, 133680), (1840, 130338), (1872, 128110), (2070, 115856), (2080, 115299), (2208, 108615), (2228, 107640), (2340, 102488), (2392, 100260), (2691, 89120), (2760, 86892), (2785, 86112), (2990, 80208), (3120, 76866), (3312, 72410), (3342, 71760), (3588, 66840), (3680, 65169), (3744, 64055), (4140, 57928), (4456, 53820), (4485, 53472), (4680, 51244), (4784, 50130), (5013, 47840), (5382, 44560), (5520, 43446), (5570, 43056), (5980, 40104), (6240, 38433), (6624, 36205), (6684, 35880), (7176, 33420), (7241, 33120), (8280, 28964), (8355, 28704), (8912, 26910), (8970, 26736), (9360, 25622), (9568, 25065), (10026, 23920), (10764, 22280), (11040, 21723), (11140, 21528), (11960, 20052), (12811, 18720), (13368, 17940), (13455, 17824), (14352, 16710), (14482, 16560)]