638386560

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 384

約数和(自身を含む): 2566287360

約数和(自身を除く): 1927900800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 71, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 142, 144, 160, 168, 180, 192, 210, 213, 223, 224, 240, 252, 280, 284, 288, 315, 320, 336, 355, 360, 384, 420, 426, 446, 448, 480, 497, 504, 560, 568, 576, 630, 639, 640, 669, 672, 710, 720, 840, 852, 892, 896, 960, 994, 1008, 1065, 1115, 1120, 1136, 1152, 1260, 1278, 1338, 1344, 1420, 1440, 1491, 1561, 1680, 1704, 1784, 1920, 1988, 2007, 2016, 2130, 2230, 2240, 2272, 2485, 2520, 2556, 2676, 2688, 2840, 2880, 2982, 3122, 3195, 3345, 3360, 3408, 3568, 3976, 4014, 4032, 4260, 4460, 4473, 4480, 4544, 4683, 4970, 5040, 5112, 5352, 5680, 5760, 5964, 6244, 6390, 6690, 6720, 6816, 7136, 7455, 7805, 7952, 8028, 8064, 8520, 8920, 8946, 9088, 9366, 9940, 10035, 10080, 10224, 10704, 11360, 11928, 12488, 12780, 13380, 13440, 13632, 14049, 14272, 14910, 15610, 15833, 15904, 16056, 17040, 17840, 17892, 18732, 19880, 20070, 20160, 20448, 21408, 22365, 22720, 23415, 23856, 24976, 25560, 26760, 27264, 28098, 28544, 29820, 31220, 31666, 31808, 32112, 34080, 35680, 35784, 37464, 39760, 40140, 40320, 40896, 42816, 44730, 45440, 46830, 47499, 47712, 49952, 51120, 53520, 56196, 59640, 62440, 63332, 63616, 64224, 68160, 70245, 71360, 71568, 74928, 79165, 79520, 80280, 81792, 85632, 89460, 93660, 94998, 95424, 99904, 102240, 107040, 110831, 112392, 119280, 124880, 126664, 128448, 136320, 140490, 142497, 142720, 143136, 149856, 158330, 159040, 160560, 178920, 187320, 189996, 190848, 199808, 204480, 214080, 221662, 224784, 237495, 238560, 249760, 253328, 256896, 280980, 284994, 286272, 299712, 316660, 318080, 321120, 332493, 357840, 374640, 379992, 408960, 428160, 443324, 449568, 474990, 477120, 499520, 506656, 554155, 561960, 569988, 572544, 599424, 633320, 642240, 664986, 712485, 715680, 749280, 759984, 886648, 899136, 949980, 954240, 997479, 999040, 1013312, 1108310, 1123920, 1139976, 1266640, 1284480, 1329972, 1424970, 1431360, 1498560, 1519968, 1662465, 1773296, 1798272, 1899960, 1994958, 2026624, 2216620, 2247840, 2279952, 2533280, 2659944, 2849940, 2862720, 2997120, 3039936, 3324930, 3546592, 3799920, 3989916, 4433240, 4495680, 4559904, 4987395, 5066560, 5319888, 5699880, 6079872, 6649860, 7093184, 7599840, 7979832, 8866480, 8991360, 9119808, 9974790, 10133120, 10639776, 11399760, 13299720, 14186368, 15199680, 15959664, 17732960, 18239616, 19949580, 21279552, 22799520, 26599440, 30399360, 31919328, 35465920, 39899160, 42559104, 45599040, 53198880, 63838656, 70931840, 79798320, 91198080, 106397760, 127677312, 159596640, 212795520, 319193280, 638386560]

約数ペア:

[(1, 638386560), (2, 319193280), (3, 212795520), (4, 159596640), (5, 127677312), (6, 106397760), (7, 91198080), (8, 79798320), (9, 70931840), (10, 63838656), (12, 53198880), (14, 45599040), (15, 42559104), (16, 39899160), (18, 35465920), (20, 31919328), (21, 30399360), (24, 26599440), (28, 22799520), (30, 21279552), (32, 19949580), (35, 18239616), (36, 17732960), (40, 15959664), (42, 15199680), (45, 14186368), (48, 13299720), (56, 11399760), (60, 10639776), (63, 10133120), (64, 9974790), (70, 9119808), (71, 8991360), (72, 8866480), (80, 7979832), (84, 7599840), (90, 7093184), (96, 6649860), (105, 6079872), (112, 5699880), (120, 5319888), (126, 5066560), (128, 4987395), (140, 4559904), (142, 4495680), (144, 4433240), (160, 3989916), (168, 3799920), (180, 3546592), (192, 3324930), (210, 3039936), (213, 2997120), (223, 2862720), (224, 2849940), (240, 2659944), (252, 2533280), (280, 2279952), (284, 2247840), (288, 2216620), (315, 2026624), (320, 1994958), (336, 1899960), (355, 1798272), (360, 1773296), (384, 1662465), (420, 1519968), (426, 1498560), (446, 1431360), (448, 1424970), (480, 1329972), (497, 1284480), (504, 1266640), (560, 1139976), (568, 1123920), (576, 1108310), (630, 1013312), (639, 999040), (640, 997479), (669, 954240), (672, 949980), (710, 899136), (720, 886648), (840, 759984), (852, 749280), (892, 715680), (896, 712485), (960, 664986), (994, 642240), (1008, 633320), (1065, 599424), (1115, 572544), (1120, 569988), (1136, 561960), (1152, 554155), (1260, 506656), (1278, 499520), (1338, 477120), (1344, 474990), (1420, 449568), (1440, 443324), (1491, 428160), (1561, 408960), (1680, 379992), (1704, 374640), (1784, 357840), (1920, 332493), (1988, 321120), (2007, 318080), (2016, 316660), (2130, 299712), (2230, 286272), (2240, 284994), (2272, 280980), (2485, 256896), (2520, 253328), (2556, 249760), (2676, 238560), (2688, 237495), (2840, 224784), (2880, 221662), (2982, 214080), (3122, 204480), (3195, 199808), (3345, 190848), (3360, 189996), (3408, 187320), (3568, 178920), (3976, 160560), (4014, 159040), (4032, 158330), (4260, 149856), (4460, 143136), (4473, 142720), (4480, 142497), (4544, 140490), (4683, 136320), (4970, 128448), (5040, 126664), (5112, 124880), (5352, 119280), (5680, 112392), (5760, 110831), (5964, 107040), (6244, 102240), (6390, 99904), (6690, 95424), (6720, 94998), (6816, 93660), (7136, 89460), (7455, 85632), (7805, 81792), (7952, 80280), (8028, 79520), (8064, 79165), (8520, 74928), (8920, 71568), (8946, 71360), (9088, 70245), (9366, 68160), (9940, 64224), (10035, 63616), (10080, 63332), (10224, 62440), (10704, 59640), (11360, 56196), (11928, 53520), (12488, 51120), (12780, 49952), (13380, 47712), (13440, 47499), (13632, 46830), (14049, 45440), (14272, 44730), (14910, 42816), (15610, 40896), (15833, 40320), (15904, 40140), (16056, 39760), (17040, 37464), (17840, 35784), (17892, 35680), (18732, 34080), (19880, 32112), (20070, 31808), (20160, 31666), (20448, 31220), (21408, 29820), (22365, 28544), (22720, 28098), (23415, 27264), (23856, 26760), (24976, 25560)]