290781972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{10531}}^1$

素因数の和:10613

約数の個数: 72

約数和(自身を含む): 805066080

約数和(自身を除く): 514284108

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 117, 118, 156, 177, 234, 236, 354, 468, 531, 708, 767, 1062, 1534, 2124, 2301, 3068, 4602, 6903, 9204, 10531, 13806, 21062, 27612, 31593, 42124, 63186, 94779, 126372, 136903, 189558, 273806, 379116, 410709, 547612, 621329, 821418, 1232127, 1242658, 1642836, 1863987, 2464254, 2485316, 3727974, 4928508, 5591961, 7455948, 8077277, 11183922, 16154554, 22367844, 24231831, 32309108, 48463662, 72695493, 96927324, 145390986, 290781972]

約数ペア:

[(1, 290781972), (2, 145390986), (3, 96927324), (4, 72695493), (6, 48463662), (9, 32309108), (12, 24231831), (13, 22367844), (18, 16154554), (26, 11183922), (36, 8077277), (39, 7455948), (52, 5591961), (59, 4928508), (78, 3727974), (117, 2485316), (118, 2464254), (156, 1863987), (177, 1642836), (234, 1242658), (236, 1232127), (354, 821418), (468, 621329), (531, 547612), (708, 410709), (767, 379116), (1062, 273806), (1534, 189558), (2124, 136903), (2301, 126372), (3068, 94779), (4602, 63186), (6903, 42124), (9204, 31593), (10531, 27612), (13806, 21062)]