289360240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12097}}^1$

素因数の和:12146

約数の個数: 80

約数和(自身を含む): 756076608

約数和(自身を除く): 466716368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 11960, 12097, 23920, 24194, 48388, 60485, 96776, 120970, 157261, 193552, 241940, 278231, 314522, 483880, 556462, 629044, 786305, 967760, 1112924, 1258088, 1391155, 1572610, 2225848, 2516176, 2782310, 3145220, 3617003, 4451696, 5564620, 6290440, 7234006, 11129240, 12580880, 14468012, 18085015, 22258480, 28936024, 36170030, 57872048, 72340060, 144680120, 289360240]

約数ペア:

[(1, 289360240), (2, 144680120), (4, 72340060), (5, 57872048), (8, 36170030), (10, 28936024), (13, 22258480), (16, 18085015), (20, 14468012), (23, 12580880), (26, 11129240), (40, 7234006), (46, 6290440), (52, 5564620), (65, 4451696), (80, 3617003), (92, 3145220), (104, 2782310), (115, 2516176), (130, 2225848), (184, 1572610), (208, 1391155), (230, 1258088), (260, 1112924), (299, 967760), (368, 786305), (460, 629044), (520, 556462), (598, 483880), (920, 314522), (1040, 278231), (1196, 241940), (1495, 193552), (1840, 157261), (2392, 120970), (2990, 96776), (4784, 60485), (5980, 48388), (11960, 24194), (12097, 23920)]