156974176780

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2099}}^1\times {\mathrm{29443}}^1$

素因数の和:31678

約数の個数: 48

約数和(自身を含む): 332410982400

約数和(自身を除く): 175436805620

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2099, 2540, 4198, 8396, 10495, 20990, 29443, 41980, 58886, 117772, 147215, 266573, 294430, 533146, 588860, 1066292, 1332865, 2665730, 3739261, 5331460, 7478522, 14957044, 18696305, 37392610, 61800857, 74785220, 123601714, 247203428, 309004285, 618008570, 1236017140, 7848708839, 15697417678, 31394835356, 39243544195, 78487088390, 156974176780]

約数ペア:

[(1, 156974176780), (2, 78487088390), (4, 39243544195), (5, 31394835356), (10, 15697417678), (20, 7848708839), (127, 1236017140), (254, 618008570), (508, 309004285), (635, 247203428), (1270, 123601714), (2099, 74785220), (2540, 61800857), (4198, 37392610), (8396, 18696305), (10495, 14957044), (20990, 7478522), (29443, 5331460), (41980, 3739261), (58886, 2665730), (117772, 1332865), (147215, 1066292), (266573, 588860), (294430, 533146)]