178865480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 430012800

約数和(自身を除く): 251147320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 107, 115, 158, 184, 214, 230, 316, 395, 428, 460, 529, 535, 632, 790, 856, 920, 1058, 1070, 1580, 1817, 2116, 2140, 2461, 2645, 3160, 3634, 4232, 4280, 4922, 5290, 7268, 8453, 9085, 9844, 10580, 12305, 14536, 16906, 18170, 19688, 21160, 24610, 33812, 36340, 41791, 42265, 49220, 56603, 67624, 72680, 83582, 84530, 98440, 113206, 167164, 169060, 194419, 208955, 226412, 283015, 334328, 338120, 388838, 417910, 452824, 566030, 777676, 835820, 972095, 1132060, 1555352, 1671640, 1944190, 2264120, 3888380, 4471637, 7776760, 8943274, 17886548, 22358185, 35773096, 44716370, 89432740, 178865480]

約数ペア:

[(1, 178865480), (2, 89432740), (4, 44716370), (5, 35773096), (8, 22358185), (10, 17886548), (20, 8943274), (23, 7776760), (40, 4471637), (46, 3888380), (79, 2264120), (92, 1944190), (107, 1671640), (115, 1555352), (158, 1132060), (184, 972095), (214, 835820), (230, 777676), (316, 566030), (395, 452824), (428, 417910), (460, 388838), (529, 338120), (535, 334328), (632, 283015), (790, 226412), (856, 208955), (920, 194419), (1058, 169060), (1070, 167164), (1580, 113206), (1817, 98440), (2116, 84530), (2140, 83582), (2461, 72680), (2645, 67624), (3160, 56603), (3634, 49220), (4232, 42265), (4280, 41791), (4922, 36340), (5290, 33812), (7268, 24610), (8453, 21160), (9085, 19688), (9844, 18170), (10580, 16906), (12305, 14536)]