28635840

素因数分解:

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

素因数の和:247

約数の個数: 168

約数和(自身を含む): 100724208

約数和(自身を除く): 72088368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 64, 72, 80, 90, 96, 120, 122, 144, 160, 163, 180, 183, 192, 240, 244, 288, 305, 320, 326, 360, 366, 480, 488, 489, 549, 576, 610, 652, 720, 732, 815, 915, 960, 976, 978, 1098, 1220, 1304, 1440, 1464, 1467, 1630, 1830, 1952, 1956, 2196, 2440, 2445, 2608, 2745, 2880, 2928, 2934, 3260, 3660, 3904, 3912, 4392, 4880, 4890, 5216, 5490, 5856, 5868, 6520, 7320, 7335, 7824, 8784, 9760, 9780, 9943, 10432, 10980, 11712, 11736, 13040, 14640, 14670, 15648, 17568, 19520, 19560, 19886, 21960, 23472, 26080, 29280, 29340, 29829, 31296, 35136, 39120, 39772, 43920, 46944, 49715, 52160, 58560, 58680, 59658, 78240, 79544, 87840, 89487, 93888, 99430, 117360, 119316, 149145, 156480, 159088, 175680, 178974, 198860, 234720, 238632, 298290, 318176, 357948, 397720, 447435, 469440, 477264, 596580, 636352, 715896, 795440, 894870, 954528, 1193160, 1431792, 1590880, 1789740, 1909056, 2386320, 2863584, 3181760, 3579480, 4772640, 5727168, 7158960, 9545280, 14317920, 28635840]

約数ペア:

[(1, 28635840), (2, 14317920), (3, 9545280), (4, 7158960), (5, 5727168), (6, 4772640), (8, 3579480), (9, 3181760), (10, 2863584), (12, 2386320), (15, 1909056), (16, 1789740), (18, 1590880), (20, 1431792), (24, 1193160), (30, 954528), (32, 894870), (36, 795440), (40, 715896), (45, 636352), (48, 596580), (60, 477264), (61, 469440), (64, 447435), (72, 397720), (80, 357948), (90, 318176), (96, 298290), (120, 238632), (122, 234720), (144, 198860), (160, 178974), (163, 175680), (180, 159088), (183, 156480), (192, 149145), (240, 119316), (244, 117360), (288, 99430), (305, 93888), (320, 89487), (326, 87840), (360, 79544), (366, 78240), (480, 59658), (488, 58680), (489, 58560), (549, 52160), (576, 49715), (610, 46944), (652, 43920), (720, 39772), (732, 39120), (815, 35136), (915, 31296), (960, 29829), (976, 29340), (978, 29280), (1098, 26080), (1220, 23472), (1304, 21960), (1440, 19886), (1464, 19560), (1467, 19520), (1630, 17568), (1830, 15648), (1952, 14670), (1956, 14640), (2196, 13040), (2440, 11736), (2445, 11712), (2608, 10980), (2745, 10432), (2880, 9943), (2928, 9780), (2934, 9760), (3260, 8784), (3660, 7824), (3904, 7335), (3912, 7320), (4392, 6520), (4880, 5868), (4890, 5856), (5216, 5490)]