78930480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 160

約数和(自身を含む): 259983360

約数和(自身を除く): 181052880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 92, 115, 120, 138, 158, 181, 184, 230, 237, 240, 276, 316, 345, 362, 368, 395, 460, 474, 543, 552, 632, 690, 724, 790, 905, 920, 948, 1086, 1104, 1185, 1264, 1380, 1448, 1580, 1810, 1817, 1840, 1896, 2172, 2370, 2715, 2760, 2896, 3160, 3620, 3634, 3792, 4163, 4344, 4740, 5430, 5451, 5520, 6320, 7240, 7268, 8326, 8688, 9085, 9480, 10860, 10902, 12489, 14299, 14480, 14536, 16652, 18170, 18960, 20815, 21720, 21804, 24978, 27255, 28598, 29072, 33304, 36340, 41630, 42897, 43440, 43608, 49956, 54510, 57196, 62445, 66608, 71495, 72680, 83260, 85794, 87216, 99912, 109020, 114392, 124890, 142990, 145360, 166520, 171588, 199824, 214485, 218040, 228784, 249780, 285980, 328877, 333040, 343176, 428970, 436080, 499560, 571960, 657754, 686352, 857940, 986631, 999120, 1143920, 1315508, 1644385, 1715880, 1973262, 2631016, 3288770, 3431760, 3946524, 4933155, 5262032, 6577540, 7893048, 9866310, 13155080, 15786096, 19732620, 26310160, 39465240, 78930480]

約数ペア:

[(1, 78930480), (2, 39465240), (3, 26310160), (4, 19732620), (5, 15786096), (6, 13155080), (8, 9866310), (10, 7893048), (12, 6577540), (15, 5262032), (16, 4933155), (20, 3946524), (23, 3431760), (24, 3288770), (30, 2631016), (40, 1973262), (46, 1715880), (48, 1644385), (60, 1315508), (69, 1143920), (79, 999120), (80, 986631), (92, 857940), (115, 686352), (120, 657754), (138, 571960), (158, 499560), (181, 436080), (184, 428970), (230, 343176), (237, 333040), (240, 328877), (276, 285980), (316, 249780), (345, 228784), (362, 218040), (368, 214485), (395, 199824), (460, 171588), (474, 166520), (543, 145360), (552, 142990), (632, 124890), (690, 114392), (724, 109020), (790, 99912), (905, 87216), (920, 85794), (948, 83260), (1086, 72680), (1104, 71495), (1185, 66608), (1264, 62445), (1380, 57196), (1448, 54510), (1580, 49956), (1810, 43608), (1817, 43440), (1840, 42897), (1896, 41630), (2172, 36340), (2370, 33304), (2715, 29072), (2760, 28598), (2896, 27255), (3160, 24978), (3620, 21804), (3634, 21720), (3792, 20815), (4163, 18960), (4344, 18170), (4740, 16652), (5430, 14536), (5451, 14480), (5520, 14299), (6320, 12489), (7240, 10902), (7268, 10860), (8326, 9480), (8688, 9085)]