71693460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20963}}^1$

素因数の和:20997

約数の個数: 72

約数和(自身を含む): 228926880

約数和(自身を除く): 157233420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 20963, 41926, 62889, 83852, 104815, 125778, 188667, 209630, 251556, 314445, 377334, 398297, 419260, 628890, 754668, 796594, 943335, 1194891, 1257780, 1593188, 1886670, 1991485, 2389782, 3584673, 3773340, 3982970, 4779564, 5974455, 7169346, 7965940, 11948910, 14338692, 17923365, 23897820, 35846730, 71693460]

約数ペア:

[(1, 71693460), (2, 35846730), (3, 23897820), (4, 17923365), (5, 14338692), (6, 11948910), (9, 7965940), (10, 7169346), (12, 5974455), (15, 4779564), (18, 3982970), (19, 3773340), (20, 3584673), (30, 2389782), (36, 1991485), (38, 1886670), (45, 1593188), (57, 1257780), (60, 1194891), (76, 943335), (90, 796594), (95, 754668), (114, 628890), (171, 419260), (180, 398297), (190, 377334), (228, 314445), (285, 251556), (342, 209630), (380, 188667), (570, 125778), (684, 104815), (855, 83852), (1140, 62889), (1710, 41926), (3420, 20963)]