18615480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11933}}^1$

素因数の和:11960

約数の個数: 64

約数和(自身を含む): 60147360

約数和(自身を除く): 41531880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 11933, 23866, 35799, 47732, 59665, 71598, 95464, 119330, 143196, 155129, 178995, 238660, 286392, 310258, 357990, 465387, 477320, 620516, 715980, 775645, 930774, 1241032, 1431960, 1551290, 1861548, 2326935, 3102580, 3723096, 4653870, 6205160, 9307740, 18615480]

約数ペア:

[(1, 18615480), (2, 9307740), (3, 6205160), (4, 4653870), (5, 3723096), (6, 3102580), (8, 2326935), (10, 1861548), (12, 1551290), (13, 1431960), (15, 1241032), (20, 930774), (24, 775645), (26, 715980), (30, 620516), (39, 477320), (40, 465387), (52, 357990), (60, 310258), (65, 286392), (78, 238660), (104, 178995), (120, 155129), (130, 143196), (156, 119330), (195, 95464), (260, 71598), (312, 59665), (390, 47732), (520, 35799), (780, 23866), (1560, 11933)]