42941080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 121927680

約数和(自身を除く): 78986600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 91, 94, 104, 130, 140, 182, 188, 235, 251, 260, 280, 329, 364, 376, 455, 470, 502, 520, 611, 658, 728, 910, 940, 1004, 1222, 1255, 1316, 1645, 1757, 1820, 1880, 2008, 2444, 2510, 2632, 3055, 3263, 3290, 3514, 3640, 4277, 4888, 5020, 6110, 6526, 6580, 7028, 8554, 8785, 10040, 11797, 12220, 13052, 13160, 14056, 16315, 17108, 17570, 21385, 22841, 23594, 24440, 26104, 32630, 34216, 35140, 42770, 45682, 47188, 58985, 65260, 70280, 82579, 85540, 91364, 94376, 114205, 117970, 130520, 153361, 165158, 171080, 182728, 228410, 235940, 306722, 330316, 412895, 456820, 471880, 613444, 660632, 766805, 825790, 913640, 1073527, 1226888, 1533610, 1651580, 2147054, 3067220, 3303160, 4294108, 5367635, 6134440, 8588216, 10735270, 21470540, 42941080]

約数ペア:

[(1, 42941080), (2, 21470540), (4, 10735270), (5, 8588216), (7, 6134440), (8, 5367635), (10, 4294108), (13, 3303160), (14, 3067220), (20, 2147054), (26, 1651580), (28, 1533610), (35, 1226888), (40, 1073527), (47, 913640), (52, 825790), (56, 766805), (65, 660632), (70, 613444), (91, 471880), (94, 456820), (104, 412895), (130, 330316), (140, 306722), (182, 235940), (188, 228410), (235, 182728), (251, 171080), (260, 165158), (280, 153361), (329, 130520), (364, 117970), (376, 114205), (455, 94376), (470, 91364), (502, 85540), (520, 82579), (611, 70280), (658, 65260), (728, 58985), (910, 47188), (940, 45682), (1004, 42770), (1222, 35140), (1255, 34216), (1316, 32630), (1645, 26104), (1757, 24440), (1820, 23594), (1880, 22841), (2008, 21385), (2444, 17570), (2510, 17108), (2632, 16315), (3055, 14056), (3263, 13160), (3290, 13052), (3514, 12220), (3640, 11797), (4277, 10040), (4888, 8785), (5020, 8554), (6110, 7028), (6526, 6580)]