64798320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2477}}^1$

素因数の和:2602

約数の個数: 80

約数和(自身を含む): 202799520

約数和(自身を除く): 138001200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2477, 2616, 3270, 4360, 4954, 5232, 6540, 7431, 8720, 9908, 12385, 13080, 14862, 19816, 24770, 26160, 29724, 37155, 39632, 49540, 59448, 74310, 99080, 118896, 148620, 198160, 269993, 297240, 539986, 594480, 809979, 1079972, 1349965, 1619958, 2159944, 2699930, 3239916, 4049895, 4319888, 5399860, 6479832, 8099790, 10799720, 12959664, 16199580, 21599440, 32399160, 64798320]

約数ペア:

[(1, 64798320), (2, 32399160), (3, 21599440), (4, 16199580), (5, 12959664), (6, 10799720), (8, 8099790), (10, 6479832), (12, 5399860), (15, 4319888), (16, 4049895), (20, 3239916), (24, 2699930), (30, 2159944), (40, 1619958), (48, 1349965), (60, 1079972), (80, 809979), (109, 594480), (120, 539986), (218, 297240), (240, 269993), (327, 198160), (436, 148620), (545, 118896), (654, 99080), (872, 74310), (1090, 59448), (1308, 49540), (1635, 39632), (1744, 37155), (2180, 29724), (2477, 26160), (2616, 24770), (3270, 19816), (4360, 14862), (4954, 13080), (5232, 12385), (6540, 9908), (7431, 8720)]