66816960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 224

約数和(自身を含む): 247936512

約数和(自身を除く): 181119552

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 61, 64, 70, 80, 84, 96, 105, 112, 120, 122, 140, 160, 163, 168, 183, 192, 210, 224, 240, 244, 280, 305, 320, 326, 336, 366, 420, 427, 448, 480, 488, 489, 560, 610, 652, 672, 732, 815, 840, 854, 915, 960, 976, 978, 1120, 1141, 1220, 1281, 1304, 1344, 1464, 1630, 1680, 1708, 1830, 1952, 1956, 2135, 2240, 2282, 2440, 2445, 2562, 2608, 2928, 3260, 3360, 3416, 3423, 3660, 3904, 3912, 4270, 4564, 4880, 4890, 5124, 5216, 5705, 5856, 6405, 6520, 6720, 6832, 6846, 7320, 7824, 8540, 9128, 9760, 9780, 9943, 10248, 10432, 11410, 11712, 12810, 13040, 13664, 13692, 14640, 15648, 17080, 17115, 18256, 19520, 19560, 19886, 20496, 22820, 25620, 26080, 27328, 27384, 29280, 29829, 31296, 34160, 34230, 36512, 39120, 39772, 40992, 45640, 49715, 51240, 52160, 54768, 58560, 59658, 68320, 68460, 69601, 73024, 78240, 79544, 81984, 91280, 99430, 102480, 109536, 119316, 136640, 136920, 139202, 149145, 156480, 159088, 182560, 198860, 204960, 208803, 219072, 238632, 273840, 278404, 298290, 318176, 348005, 365120, 397720, 409920, 417606, 477264, 547680, 556808, 596580, 636352, 696010, 795440, 835212, 954528, 1044015, 1095360, 1113616, 1193160, 1392020, 1590880, 1670424, 1909056, 2088030, 2227232, 2386320, 2784040, 3181760, 3340848, 4176060, 4454464, 4772640, 5568080, 6681696, 8352120, 9545280, 11136160, 13363392, 16704240, 22272320, 33408480, 66816960]

約数ペア:

[(1, 66816960), (2, 33408480), (3, 22272320), (4, 16704240), (5, 13363392), (6, 11136160), (7, 9545280), (8, 8352120), (10, 6681696), (12, 5568080), (14, 4772640), (15, 4454464), (16, 4176060), (20, 3340848), (21, 3181760), (24, 2784040), (28, 2386320), (30, 2227232), (32, 2088030), (35, 1909056), (40, 1670424), (42, 1590880), (48, 1392020), (56, 1193160), (60, 1113616), (61, 1095360), (64, 1044015), (70, 954528), (80, 835212), (84, 795440), (96, 696010), (105, 636352), (112, 596580), (120, 556808), (122, 547680), (140, 477264), (160, 417606), (163, 409920), (168, 397720), (183, 365120), (192, 348005), (210, 318176), (224, 298290), (240, 278404), (244, 273840), (280, 238632), (305, 219072), (320, 208803), (326, 204960), (336, 198860), (366, 182560), (420, 159088), (427, 156480), (448, 149145), (480, 139202), (488, 136920), (489, 136640), (560, 119316), (610, 109536), (652, 102480), (672, 99430), (732, 91280), (815, 81984), (840, 79544), (854, 78240), (915, 73024), (960, 69601), (976, 68460), (978, 68320), (1120, 59658), (1141, 58560), (1220, 54768), (1281, 52160), (1304, 51240), (1344, 49715), (1464, 45640), (1630, 40992), (1680, 39772), (1708, 39120), (1830, 36512), (1952, 34230), (1956, 34160), (2135, 31296), (2240, 29829), (2282, 29280), (2440, 27384), (2445, 27328), (2562, 26080), (2608, 25620), (2928, 22820), (3260, 20496), (3360, 19886), (3416, 19560), (3423, 19520), (3660, 18256), (3904, 17115), (3912, 17080), (4270, 15648), (4564, 14640), (4880, 13692), (4890, 13664), (5124, 13040), (5216, 12810), (5705, 11712), (5856, 11410), (6405, 10432), (6520, 10248), (6720, 9943), (6832, 9780), (6846, 9760), (7320, 9128), (7824, 8540)]