66821976

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:530

約数の個数: 128

約数和(自身を含む): 204120000

約数和(自身を除く): 137298024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 53, 54, 72, 78, 104, 106, 108, 117, 156, 159, 212, 216, 234, 312, 318, 351, 424, 449, 468, 477, 636, 689, 702, 898, 936, 954, 1272, 1347, 1378, 1404, 1431, 1796, 1908, 2067, 2694, 2756, 2808, 2862, 3592, 3816, 4041, 4134, 5388, 5512, 5724, 5837, 6201, 8082, 8268, 10776, 11448, 11674, 12123, 12402, 16164, 16536, 17511, 18603, 23348, 23797, 24246, 24804, 32328, 35022, 37206, 46696, 47594, 48492, 49608, 52533, 70044, 71391, 74412, 95188, 96984, 105066, 140088, 142782, 148824, 157599, 190376, 210132, 214173, 285564, 309361, 315198, 420264, 428346, 571128, 618722, 630396, 642519, 856692, 928083, 1237444, 1260792, 1285038, 1713384, 1856166, 2474888, 2570076, 2784249, 3712332, 5140152, 5568498, 7424664, 8352747, 11136996, 16705494, 22273992, 33410988, 66821976]

約数ペア:

[(1, 66821976), (2, 33410988), (3, 22273992), (4, 16705494), (6, 11136996), (8, 8352747), (9, 7424664), (12, 5568498), (13, 5140152), (18, 3712332), (24, 2784249), (26, 2570076), (27, 2474888), (36, 1856166), (39, 1713384), (52, 1285038), (53, 1260792), (54, 1237444), (72, 928083), (78, 856692), (104, 642519), (106, 630396), (108, 618722), (117, 571128), (156, 428346), (159, 420264), (212, 315198), (216, 309361), (234, 285564), (312, 214173), (318, 210132), (351, 190376), (424, 157599), (449, 148824), (468, 142782), (477, 140088), (636, 105066), (689, 96984), (702, 95188), (898, 74412), (936, 71391), (954, 70044), (1272, 52533), (1347, 49608), (1378, 48492), (1404, 47594), (1431, 46696), (1796, 37206), (1908, 35022), (2067, 32328), (2694, 24804), (2756, 24246), (2808, 23797), (2862, 23348), (3592, 18603), (3816, 17511), (4041, 16536), (4134, 16164), (5388, 12402), (5512, 12123), (5724, 11674), (5837, 11448), (6201, 10776), (8082, 8268)]