30175480

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 70308000

約数和(自身を除く): 40132520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 83, 122, 149, 166, 244, 298, 305, 332, 415, 488, 596, 610, 664, 745, 830, 1192, 1220, 1490, 1660, 2440, 2980, 3320, 5063, 5960, 9089, 10126, 12367, 18178, 20252, 24734, 25315, 36356, 40504, 45445, 49468, 50630, 61835, 72712, 90890, 98936, 101260, 123670, 181780, 202520, 247340, 363560, 494680, 754387, 1508774, 3017548, 3771935, 6035096, 7543870, 15087740, 30175480]

約数ペア:

[(1, 30175480), (2, 15087740), (4, 7543870), (5, 6035096), (8, 3771935), (10, 3017548), (20, 1508774), (40, 754387), (61, 494680), (83, 363560), (122, 247340), (149, 202520), (166, 181780), (244, 123670), (298, 101260), (305, 98936), (332, 90890), (415, 72712), (488, 61835), (596, 50630), (610, 49468), (664, 45445), (745, 40504), (830, 36356), (1192, 25315), (1220, 24734), (1490, 20252), (1660, 18178), (2440, 12367), (2980, 10126), (3320, 9089), (5063, 5960)]