310405020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{26261}}^1$

素因数の和:26470

約数の個数: 48

約数和(自身を含む): 873579168

約数和(自身を除く): 563174148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 26261, 52522, 78783, 105044, 131305, 157566, 262610, 315132, 393915, 525220, 787830, 1575660, 5173417, 10346834, 15520251, 20693668, 25867085, 31040502, 51734170, 62081004, 77601255, 103468340, 155202510, 310405020]

約数ペア:

[(1, 310405020), (2, 155202510), (3, 103468340), (4, 77601255), (5, 62081004), (6, 51734170), (10, 31040502), (12, 25867085), (15, 20693668), (20, 15520251), (30, 10346834), (60, 5173417), (197, 1575660), (394, 787830), (591, 525220), (788, 393915), (985, 315132), (1182, 262610), (1970, 157566), (2364, 131305), (2955, 105044), (3940, 78783), (5910, 52522), (11820, 26261)]