161655040

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:97

約数の個数: 216

約数和(自身を含む): 451805760

約数和(自身を除く): 290150720

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, 544, 578, 608, 640, 646, 680, 736, 760, 782, 874, 920, 1088, 1156, 1216, 1280, 1292, 1360, 1445, 1472, 1520, 1564, 1615, 1748, 1840, 1955, 2176, 2185, 2312, 2432, 2584, 2720, 2890, 2944, 3040, 3128, 3230, 3496, 3680, 3910, 4352, 4370, 4624, 4864, 5168, 5440, 5491, 5780, 5888, 6080, 6256, 6460, 6647, 6992, 7360, 7429, 7820, 8740, 9248, 10336, 10880, 10982, 11560, 12160, 12512, 12920, 13294, 13984, 14720, 14858, 15640, 17480, 18496, 20672, 21760, 21964, 23120, 24320, 25024, 25840, 26588, 27455, 27968, 29440, 29716, 31280, 33235, 34960, 36992, 37145, 41344, 43928, 46240, 50048, 51680, 53176, 54910, 55936, 59432, 62560, 66470, 69920, 73984, 74290, 82688, 87856, 92480, 100096, 103360, 106352, 109820, 111872, 118864, 125120, 126293, 132940, 139840, 148580, 175712, 184960, 206720, 212704, 219640, 237728, 250240, 252586, 265880, 279680, 297160, 351424, 369920, 413440, 425408, 439280, 475456, 500480, 505172, 531760, 559360, 594320, 631465, 702848, 850816, 878560, 950912, 1010344, 1063520, 1188640, 1262930, 1405696, 1701632, 1757120, 1901824, 2020688, 2127040, 2377280, 2525860, 3514240, 4041376, 4254080, 4754560, 5051720, 7028480, 8082752, 8508160, 9509120, 10103440, 16165504, 20206880, 32331008, 40413760, 80827520, 161655040]

約数ペア:

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