71460480

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:451

約数の個数: 256

約数和(自身を含む): 281030400

約数和(自身を除く): 209569920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 409, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 818, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1227, 1248, 1344, 1365, 1456, 1560, 1636, 1664, 1680, 1820, 1920, 2045, 2080, 2184, 2240, 2454, 2496, 2688, 2730, 2863, 2912, 3120, 3272, 3360, 3640, 4090, 4160, 4368, 4480, 4908, 4992, 5317, 5460, 5726, 5824, 6135, 6240, 6544, 6720, 7280, 8180, 8320, 8589, 8736, 9816, 10634, 10920, 11452, 11648, 12270, 12480, 13088, 13440, 14315, 14560, 15951, 16360, 17178, 17472, 19632, 21268, 21840, 22904, 24540, 24960, 26176, 26585, 28630, 29120, 31902, 32720, 34356, 34944, 37219, 39264, 42536, 42945, 43680, 45808, 49080, 52352, 53170, 57260, 58240, 63804, 65440, 68712, 74438, 78528, 79755, 85072, 85890, 87360, 91616, 98160, 106340, 111657, 114520, 127608, 130880, 137424, 148876, 157056, 159510, 170144, 171780, 174720, 183232, 186095, 196320, 212680, 223314, 229040, 255216, 261760, 274848, 297752, 319020, 340288, 343560, 366464, 372190, 392640, 425360, 446628, 458080, 510432, 549696, 558285, 595504, 638040, 680576, 687120, 744380, 785280, 850720, 893256, 916160, 1020864, 1099392, 1116570, 1191008, 1276080, 1374240, 1488760, 1701440, 1786512, 1832320, 2041728, 2233140, 2382016, 2552160, 2748480, 2977520, 3402880, 3573024, 4466280, 4764032, 5104320, 5496960, 5955040, 7146048, 8932560, 10208640, 11910080, 14292096, 17865120, 23820160, 35730240, 71460480]

約数ペア:

[(1, 71460480), (2, 35730240), (3, 23820160), (4, 17865120), (5, 14292096), (6, 11910080), (7, 10208640), (8, 8932560), (10, 7146048), (12, 5955040), (13, 5496960), (14, 5104320), (15, 4764032), (16, 4466280), (20, 3573024), (21, 3402880), (24, 2977520), (26, 2748480), (28, 2552160), (30, 2382016), (32, 2233140), (35, 2041728), (39, 1832320), (40, 1786512), (42, 1701440), (48, 1488760), (52, 1374240), (56, 1276080), (60, 1191008), (64, 1116570), (65, 1099392), (70, 1020864), (78, 916160), (80, 893256), (84, 850720), (91, 785280), (96, 744380), (104, 687120), (105, 680576), (112, 638040), (120, 595504), (128, 558285), (130, 549696), (140, 510432), (156, 458080), (160, 446628), (168, 425360), (182, 392640), (192, 372190), (195, 366464), (208, 343560), (210, 340288), (224, 319020), (240, 297752), (260, 274848), (273, 261760), (280, 255216), (312, 229040), (320, 223314), (336, 212680), (364, 196320), (384, 186095), (390, 183232), (409, 174720), (416, 171780), (420, 170144), (448, 159510), (455, 157056), (480, 148876), (520, 137424), (546, 130880), (560, 127608), (624, 114520), (640, 111657), (672, 106340), (728, 98160), (780, 91616), (818, 87360), (832, 85890), (840, 85072), (896, 79755), (910, 78528), (960, 74438), (1040, 68712), (1092, 65440), (1120, 63804), (1227, 58240), (1248, 57260), (1344, 53170), (1365, 52352), (1456, 49080), (1560, 45808), (1636, 43680), (1664, 42945), (1680, 42536), (1820, 39264), (1920, 37219), (2045, 34944), (2080, 34356), (2184, 32720), (2240, 31902), (2454, 29120), (2496, 28630), (2688, 26585), (2730, 26176), (2863, 24960), (2912, 24540), (3120, 22904), (3272, 21840), (3360, 21268), (3640, 19632), (4090, 17472), (4160, 17178), (4368, 16360), (4480, 15951), (4908, 14560), (4992, 14315), (5317, 13440), (5460, 13088), (5726, 12480), (5824, 12270), (6135, 11648), (6240, 11452), (6544, 10920), (6720, 10634), (7280, 9816), (8180, 8736), (8320, 8589)]