153990960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3257}}^1$

素因数の和:3470

約数の個数: 80

約数和(自身を含む): 479942496

約数和(自身を除く): 325951536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3152, 3257, 3940, 4728, 5910, 6514, 7880, 9456, 9771, 11820, 13028, 15760, 16285, 19542, 23640, 26056, 32570, 39084, 47280, 48855, 52112, 65140, 78168, 97710, 130280, 156336, 195420, 260560, 390840, 641629, 781680, 1283258, 1924887, 2566516, 3208145, 3849774, 5133032, 6416290, 7699548, 9624435, 10266064, 12832580, 15399096, 19248870, 25665160, 30798192, 38497740, 51330320, 76995480, 153990960]

約数ペア:

[(1, 153990960), (2, 76995480), (3, 51330320), (4, 38497740), (5, 30798192), (6, 25665160), (8, 19248870), (10, 15399096), (12, 12832580), (15, 10266064), (16, 9624435), (20, 7699548), (24, 6416290), (30, 5133032), (40, 3849774), (48, 3208145), (60, 2566516), (80, 1924887), (120, 1283258), (197, 781680), (240, 641629), (394, 390840), (591, 260560), (788, 195420), (985, 156336), (1182, 130280), (1576, 97710), (1970, 78168), (2364, 65140), (2955, 52112), (3152, 48855), (3257, 47280), (3940, 39084), (4728, 32570), (5910, 26056), (6514, 23640), (7880, 19542), (9456, 16285), (9771, 15760), (11820, 13028)]