72295980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19753}}^1$

素因数の和:19826

約数の個数: 48

約数和(自身を含む): 205757664

約数和(自身を除く): 133461684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 19753, 39506, 59259, 79012, 98765, 118518, 197530, 237036, 296295, 395060, 592590, 1185180, 1204933, 2409866, 3614799, 4819732, 6024665, 7229598, 12049330, 14459196, 18073995, 24098660, 36147990, 72295980]

約数ペア:

[(1, 72295980), (2, 36147990), (3, 24098660), (4, 18073995), (5, 14459196), (6, 12049330), (10, 7229598), (12, 6024665), (15, 4819732), (20, 3614799), (30, 2409866), (60, 1204933), (61, 1185180), (122, 592590), (183, 395060), (244, 296295), (305, 237036), (366, 197530), (610, 118518), (732, 98765), (915, 79012), (1220, 59259), (1830, 39506), (3660, 19753)]