230816560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11681}}^1$

素因数の和:11726

約数の個数: 80

約数和(自身を含む): 608398560

約数和(自身を除く): 377582000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 11681, 19760, 23362, 46724, 58405, 93448, 116810, 151853, 186896, 221939, 233620, 303706, 443878, 467240, 607412, 759265, 887756, 934480, 1109695, 1214824, 1518530, 1775512, 2219390, 2429648, 2885207, 3037060, 3551024, 4438780, 5770414, 6074120, 8877560, 11540828, 12148240, 14426035, 17755120, 23081656, 28852070, 46163312, 57704140, 115408280, 230816560]

約数ペア:

[(1, 230816560), (2, 115408280), (4, 57704140), (5, 46163312), (8, 28852070), (10, 23081656), (13, 17755120), (16, 14426035), (19, 12148240), (20, 11540828), (26, 8877560), (38, 6074120), (40, 5770414), (52, 4438780), (65, 3551024), (76, 3037060), (80, 2885207), (95, 2429648), (104, 2219390), (130, 1775512), (152, 1518530), (190, 1214824), (208, 1109695), (247, 934480), (260, 887756), (304, 759265), (380, 607412), (494, 467240), (520, 443878), (760, 303706), (988, 233620), (1040, 221939), (1235, 186896), (1520, 151853), (1976, 116810), (2470, 93448), (3952, 58405), (4940, 46724), (9880, 23362), (11681, 19760)]