128877510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10987}}^1$

素因数の和:11037

約数の個数: 64

約数和(自身を含む): 341770752

約数和(自身を除く): 212893242

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 69, 85, 102, 115, 138, 170, 230, 255, 345, 391, 510, 690, 782, 1173, 1955, 2346, 3910, 5865, 10987, 11730, 21974, 32961, 54935, 65922, 109870, 164805, 186779, 252701, 329610, 373558, 505402, 560337, 758103, 933895, 1120674, 1263505, 1516206, 1867790, 2527010, 2801685, 3790515, 4295917, 5603370, 7581030, 8591834, 12887751, 21479585, 25775502, 42959170, 64438755, 128877510]

約数ペア:

[(1, 128877510), (2, 64438755), (3, 42959170), (5, 25775502), (6, 21479585), (10, 12887751), (15, 8591834), (17, 7581030), (23, 5603370), (30, 4295917), (34, 3790515), (46, 2801685), (51, 2527010), (69, 1867790), (85, 1516206), (102, 1263505), (115, 1120674), (138, 933895), (170, 758103), (230, 560337), (255, 505402), (345, 373558), (391, 329610), (510, 252701), (690, 186779), (782, 164805), (1173, 109870), (1955, 65922), (2346, 54935), (3910, 32961), (5865, 21974), (10987, 11730)]