646620160

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:101

約数の個数: 264

約数和(自身を含む): 1809875520

約数和(自身を除く): 1163255360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 23, 32, 34, 38, 40, 46, 64, 68, 76, 80, 85, 92, 95, 115, 128, 136, 152, 160, 170, 184, 190, 230, 256, 272, 289, 304, 320, 323, 340, 368, 380, 391, 437, 460, 512, 544, 578, 608, 640, 646, 680, 736, 760, 782, 874, 920, 1024, 1088, 1156, 1216, 1280, 1292, 1360, 1445, 1472, 1520, 1564, 1615, 1748, 1840, 1955, 2176, 2185, 2312, 2432, 2560, 2584, 2720, 2890, 2944, 3040, 3128, 3230, 3496, 3680, 3910, 4352, 4370, 4624, 4864, 5120, 5168, 5440, 5491, 5780, 5888, 6080, 6256, 6460, 6647, 6992, 7360, 7429, 7820, 8704, 8740, 9248, 9728, 10336, 10880, 10982, 11560, 11776, 12160, 12512, 12920, 13294, 13984, 14720, 14858, 15640, 17408, 17480, 18496, 19456, 20672, 21760, 21964, 23120, 23552, 24320, 25024, 25840, 26588, 27455, 27968, 29440, 29716, 31280, 33235, 34960, 36992, 37145, 41344, 43520, 43928, 46240, 48640, 50048, 51680, 53176, 54910, 55936, 58880, 59432, 62560, 66470, 69920, 73984, 74290, 82688, 87040, 87856, 92480, 97280, 100096, 103360, 106352, 109820, 111872, 117760, 118864, 125120, 126293, 132940, 139840, 147968, 148580, 165376, 175712, 184960, 200192, 206720, 212704, 219640, 223744, 237728, 250240, 252586, 265880, 279680, 295936, 297160, 330752, 351424, 369920, 400384, 413440, 425408, 439280, 447488, 475456, 500480, 505172, 531760, 559360, 594320, 631465, 702848, 739840, 826880, 850816, 878560, 950912, 1000960, 1010344, 1063520, 1118720, 1188640, 1262930, 1405696, 1479680, 1653760, 1701632, 1757120, 1901824, 2001920, 2020688, 2127040, 2237440, 2377280, 2525860, 2811392, 3403264, 3514240, 3803648, 4041376, 4254080, 4754560, 5051720, 5622784, 6806528, 7028480, 7607296, 8082752, 8508160, 9509120, 10103440, 14056960, 16165504, 17016320, 19018240, 20206880, 28113920, 32331008, 34032640, 38036480, 40413760, 64662016, 80827520, 129324032, 161655040, 323310080, 646620160]

約数ペア:

[(1, 646620160), (2, 323310080), (4, 161655040), (5, 129324032), (8, 80827520), (10, 64662016), (16, 40413760), (17, 38036480), (19, 34032640), (20, 32331008), (23, 28113920), (32, 20206880), (34, 19018240), (38, 17016320), (40, 16165504), (46, 14056960), (64, 10103440), (68, 9509120), (76, 8508160), (80, 8082752), (85, 7607296), (92, 7028480), (95, 6806528), (115, 5622784), (128, 5051720), (136, 4754560), (152, 4254080), (160, 4041376), (170, 3803648), (184, 3514240), (190, 3403264), (230, 2811392), (256, 2525860), (272, 2377280), (289, 2237440), (304, 2127040), (320, 2020688), (323, 2001920), (340, 1901824), (368, 1757120), (380, 1701632), (391, 1653760), (437, 1479680), (460, 1405696), (512, 1262930), (544, 1188640), (578, 1118720), (608, 1063520), (640, 1010344), (646, 1000960), (680, 950912), (736, 878560), (760, 850816), (782, 826880), (874, 739840), (920, 702848), (1024, 631465), (1088, 594320), (1156, 559360), (1216, 531760), (1280, 505172), (1292, 500480), (1360, 475456), (1445, 447488), (1472, 439280), (1520, 425408), (1564, 413440), (1615, 400384), (1748, 369920), (1840, 351424), (1955, 330752), (2176, 297160), (2185, 295936), (2312, 279680), (2432, 265880), (2560, 252586), (2584, 250240), (2720, 237728), (2890, 223744), (2944, 219640), (3040, 212704), (3128, 206720), (3230, 200192), (3496, 184960), (3680, 175712), (3910, 165376), (4352, 148580), (4370, 147968), (4624, 139840), (4864, 132940), (5120, 126293), (5168, 125120), (5440, 118864), (5491, 117760), (5780, 111872), (5888, 109820), (6080, 106352), (6256, 103360), (6460, 100096), (6647, 97280), (6992, 92480), (7360, 87856), (7429, 87040), (7820, 82688), (8704, 74290), (8740, 73984), (9248, 69920), (9728, 66470), (10336, 62560), (10880, 59432), (10982, 58880), (11560, 55936), (11776, 54910), (12160, 53176), (12512, 51680), (12920, 50048), (13294, 48640), (13984, 46240), (14720, 43928), (14858, 43520), (15640, 41344), (17408, 37145), (17480, 36992), (18496, 34960), (19456, 33235), (20672, 31280), (21760, 29716), (21964, 29440), (23120, 27968), (23552, 27455), (24320, 26588), (25024, 25840)]