128428752

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2657}}^1$

素因数の和:2740

約数の個数: 80

約数和(自身を含む): 355959360

約数和(自身を除く): 227530608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 53, 57, 76, 106, 114, 152, 159, 212, 228, 304, 318, 424, 456, 636, 848, 912, 1007, 1272, 2014, 2544, 2657, 3021, 4028, 5314, 6042, 7971, 8056, 10628, 12084, 15942, 16112, 21256, 24168, 31884, 42512, 48336, 50483, 63768, 100966, 127536, 140821, 151449, 201932, 281642, 302898, 403864, 422463, 563284, 605796, 807728, 844926, 1126568, 1211592, 1689852, 2253136, 2423184, 2675599, 3379704, 5351198, 6759408, 8026797, 10702396, 16053594, 21404792, 32107188, 42809584, 64214376, 128428752]

約数ペア:

[(1, 128428752), (2, 64214376), (3, 42809584), (4, 32107188), (6, 21404792), (8, 16053594), (12, 10702396), (16, 8026797), (19, 6759408), (24, 5351198), (38, 3379704), (48, 2675599), (53, 2423184), (57, 2253136), (76, 1689852), (106, 1211592), (114, 1126568), (152, 844926), (159, 807728), (212, 605796), (228, 563284), (304, 422463), (318, 403864), (424, 302898), (456, 281642), (636, 201932), (848, 151449), (912, 140821), (1007, 127536), (1272, 100966), (2014, 63768), (2544, 50483), (2657, 48336), (3021, 42512), (4028, 31884), (5314, 24168), (6042, 21256), (7971, 16112), (8056, 15942), (10628, 12084)]