78789960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11519}}^1$

素因数の和:11555

約数の個数: 96

約数和(自身を含む): 269568000

約数和(自身を除く): 190778040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 11519, 23038, 34557, 46076, 57595, 69114, 92152, 103671, 115190, 138228, 172785, 207342, 218861, 230380, 276456, 345570, 414684, 437722, 460760, 518355, 656583, 691140, 829368, 875444, 1036710, 1094305, 1313166, 1382280, 1750888, 1969749, 2073420, 2188610, 2626332, 3282915, 3939498, 4146840, 4377220, 5252664, 6565830, 7878996, 8754440, 9848745, 13131660, 15757992, 19697490, 26263320, 39394980, 78789960]

約数ペア:

[(1, 78789960), (2, 39394980), (3, 26263320), (4, 19697490), (5, 15757992), (6, 13131660), (8, 9848745), (9, 8754440), (10, 7878996), (12, 6565830), (15, 5252664), (18, 4377220), (19, 4146840), (20, 3939498), (24, 3282915), (30, 2626332), (36, 2188610), (38, 2073420), (40, 1969749), (45, 1750888), (57, 1382280), (60, 1313166), (72, 1094305), (76, 1036710), (90, 875444), (95, 829368), (114, 691140), (120, 656583), (152, 518355), (171, 460760), (180, 437722), (190, 414684), (228, 345570), (285, 276456), (342, 230380), (360, 218861), (380, 207342), (456, 172785), (570, 138228), (684, 115190), (760, 103671), (855, 92152), (1140, 69114), (1368, 57595), (1710, 46076), (2280, 34557), (3420, 23038), (6840, 11519)]