87322720

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 219360960

約数和(自身を除く): 132038240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 61, 80, 92, 115, 122, 160, 184, 230, 244, 305, 368, 389, 460, 488, 610, 736, 778, 920, 976, 1220, 1403, 1556, 1840, 1945, 1952, 2440, 2806, 3112, 3680, 3890, 4880, 5612, 6224, 7015, 7780, 8947, 9760, 11224, 12448, 14030, 15560, 17894, 22448, 23729, 28060, 31120, 35788, 44735, 44896, 47458, 56120, 62240, 71576, 89470, 94916, 112240, 118645, 143152, 178940, 189832, 224480, 237290, 286304, 357880, 379664, 474580, 545767, 715760, 759328, 949160, 1091534, 1431520, 1898320, 2183068, 2728835, 3796640, 4366136, 5457670, 8732272, 10915340, 17464544, 21830680, 43661360, 87322720]

約数ペア:

[(1, 87322720), (2, 43661360), (4, 21830680), (5, 17464544), (8, 10915340), (10, 8732272), (16, 5457670), (20, 4366136), (23, 3796640), (32, 2728835), (40, 2183068), (46, 1898320), (61, 1431520), (80, 1091534), (92, 949160), (115, 759328), (122, 715760), (160, 545767), (184, 474580), (230, 379664), (244, 357880), (305, 286304), (368, 237290), (389, 224480), (460, 189832), (488, 178940), (610, 143152), (736, 118645), (778, 112240), (920, 94916), (976, 89470), (1220, 71576), (1403, 62240), (1556, 56120), (1840, 47458), (1945, 44896), (1952, 44735), (2440, 35788), (2806, 31120), (3112, 28060), (3680, 23729), (3890, 22448), (4880, 17894), (5612, 15560), (6224, 14030), (7015, 12448), (7780, 11224), (8947, 9760)]