208040880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1139

約数の個数: 160

約数和(自身を含む): 695312640

約数和(自身を除く): 487271760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 43, 48, 57, 60, 76, 80, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 240, 258, 285, 304, 344, 380, 430, 456, 516, 570, 645, 688, 760, 817, 860, 912, 1032, 1061, 1140, 1290, 1520, 1634, 1720, 2064, 2122, 2280, 2451, 2580, 3183, 3268, 3440, 4085, 4244, 4560, 4902, 5160, 5305, 6366, 6536, 8170, 8488, 9804, 10320, 10610, 12255, 12732, 13072, 15915, 16340, 16976, 19608, 20159, 21220, 24510, 25464, 31830, 32680, 39216, 40318, 42440, 45623, 49020, 50928, 60477, 63660, 65360, 80636, 84880, 91246, 98040, 100795, 120954, 127320, 136869, 161272, 182492, 196080, 201590, 228115, 241908, 254640, 273738, 302385, 322544, 364984, 403180, 456230, 483816, 547476, 604770, 684345, 729968, 806360, 866837, 912460, 967632, 1094952, 1209540, 1368690, 1612720, 1733674, 1824920, 2189904, 2419080, 2600511, 2737380, 3467348, 3649840, 4334185, 4838160, 5201022, 5474760, 6934696, 8668370, 10402044, 10949520, 13002555, 13869392, 17336740, 20804088, 26005110, 34673480, 41608176, 52010220, 69346960, 104020440, 208040880]

約数ペア:

[(1, 208040880), (2, 104020440), (3, 69346960), (4, 52010220), (5, 41608176), (6, 34673480), (8, 26005110), (10, 20804088), (12, 17336740), (15, 13869392), (16, 13002555), (19, 10949520), (20, 10402044), (24, 8668370), (30, 6934696), (38, 5474760), (40, 5201022), (43, 4838160), (48, 4334185), (57, 3649840), (60, 3467348), (76, 2737380), (80, 2600511), (86, 2419080), (95, 2189904), (114, 1824920), (120, 1733674), (129, 1612720), (152, 1368690), (172, 1209540), (190, 1094952), (215, 967632), (228, 912460), (240, 866837), (258, 806360), (285, 729968), (304, 684345), (344, 604770), (380, 547476), (430, 483816), (456, 456230), (516, 403180), (570, 364984), (645, 322544), (688, 302385), (760, 273738), (817, 254640), (860, 241908), (912, 228115), (1032, 201590), (1061, 196080), (1140, 182492), (1290, 161272), (1520, 136869), (1634, 127320), (1720, 120954), (2064, 100795), (2122, 98040), (2280, 91246), (2451, 84880), (2580, 80636), (3183, 65360), (3268, 63660), (3440, 60477), (4085, 50928), (4244, 49020), (4560, 45623), (4902, 42440), (5160, 40318), (5305, 39216), (6366, 32680), (6536, 31830), (8170, 25464), (8488, 24510), (9804, 21220), (10320, 20159), (10610, 19608), (12255, 16976), (12732, 16340), (13072, 15915)]