64569720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8821}}^1$

素因数の和:8896

約数の個数: 64

約数和(自身を含む): 196907040

約数和(自身を除く): 132337320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 8821, 17642, 26463, 35284, 44105, 52926, 70568, 88210, 105852, 132315, 176420, 211704, 264630, 352840, 529260, 538081, 1058520, 1076162, 1614243, 2152324, 2690405, 3228486, 4304648, 5380810, 6456972, 8071215, 10761620, 12913944, 16142430, 21523240, 32284860, 64569720]

約数ペア:

[(1, 64569720), (2, 32284860), (3, 21523240), (4, 16142430), (5, 12913944), (6, 10761620), (8, 8071215), (10, 6456972), (12, 5380810), (15, 4304648), (20, 3228486), (24, 2690405), (30, 2152324), (40, 1614243), (60, 1076162), (61, 1058520), (120, 538081), (122, 529260), (183, 352840), (244, 264630), (305, 211704), (366, 176420), (488, 132315), (610, 105852), (732, 88210), (915, 70568), (1220, 52926), (1464, 44105), (1830, 35284), (2440, 26463), (3660, 17642), (7320, 8821)]