81155040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7351}}^1$

素因数の和:7392

約数の個数: 96

約数和(自身を含む): 266789376

約数和(自身を除く): 185634336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 552, 690, 736, 920, 1104, 1380, 1840, 2208, 2760, 3680, 5520, 7351, 11040, 14702, 22053, 29404, 36755, 44106, 58808, 73510, 88212, 110265, 117616, 147020, 169073, 176424, 220530, 235232, 294040, 338146, 352848, 441060, 507219, 588080, 676292, 705696, 845365, 882120, 1014438, 1176160, 1352584, 1690730, 1764240, 2028876, 2536095, 2705168, 3381460, 3528480, 4057752, 5072190, 5410336, 6762920, 8115504, 10144380, 13525840, 16231008, 20288760, 27051680, 40577520, 81155040]

約数ペア:

[(1, 81155040), (2, 40577520), (3, 27051680), (4, 20288760), (5, 16231008), (6, 13525840), (8, 10144380), (10, 8115504), (12, 6762920), (15, 5410336), (16, 5072190), (20, 4057752), (23, 3528480), (24, 3381460), (30, 2705168), (32, 2536095), (40, 2028876), (46, 1764240), (48, 1690730), (60, 1352584), (69, 1176160), (80, 1014438), (92, 882120), (96, 845365), (115, 705696), (120, 676292), (138, 588080), (160, 507219), (184, 441060), (230, 352848), (240, 338146), (276, 294040), (345, 235232), (368, 220530), (460, 176424), (480, 169073), (552, 147020), (690, 117616), (736, 110265), (920, 88212), (1104, 73510), (1380, 58808), (1840, 44106), (2208, 36755), (2760, 29404), (3680, 22053), (5520, 14702), (7351, 11040)]