40307280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12919}}^1$

素因数の和:12948

約数の個数: 80

約数和(自身を含む): 134574720

約数和(自身を除く): 94267440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 12919, 25838, 38757, 51676, 64595, 77514, 103352, 129190, 155028, 167947, 193785, 206704, 258380, 310056, 335894, 387570, 503841, 516760, 620112, 671788, 775140, 839735, 1007682, 1033520, 1343576, 1550280, 1679470, 2015364, 2519205, 2687152, 3100560, 3358940, 4030728, 5038410, 6717880, 8061456, 10076820, 13435760, 20153640, 40307280]

約数ペア:

[(1, 40307280), (2, 20153640), (3, 13435760), (4, 10076820), (5, 8061456), (6, 6717880), (8, 5038410), (10, 4030728), (12, 3358940), (13, 3100560), (15, 2687152), (16, 2519205), (20, 2015364), (24, 1679470), (26, 1550280), (30, 1343576), (39, 1033520), (40, 1007682), (48, 839735), (52, 775140), (60, 671788), (65, 620112), (78, 516760), (80, 503841), (104, 387570), (120, 335894), (130, 310056), (156, 258380), (195, 206704), (208, 193785), (240, 167947), (260, 155028), (312, 129190), (390, 103352), (520, 77514), (624, 64595), (780, 51676), (1040, 38757), (1560, 25838), (3120, 12919)]