71705556

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 144

約数和(自身を含む): 207397008

約数和(自身を除く): 135691452

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 41, 52, 74, 78, 82, 101, 111, 117, 123, 148, 156, 164, 202, 222, 234, 246, 303, 333, 369, 404, 444, 468, 481, 492, 533, 606, 666, 738, 909, 962, 1066, 1212, 1313, 1332, 1443, 1476, 1517, 1599, 1818, 1924, 2132, 2626, 2886, 3034, 3198, 3636, 3737, 3939, 4141, 4329, 4551, 4797, 5252, 5772, 6068, 6396, 7474, 7878, 8282, 8658, 9102, 9594, 11211, 11817, 12423, 13653, 14948, 15756, 16564, 17316, 18204, 19188, 19721, 22422, 23634, 24846, 27306, 33633, 37269, 39442, 44844, 47268, 48581, 49692, 53833, 54612, 59163, 67266, 74538, 78884, 97162, 107666, 118326, 134532, 145743, 149076, 153217, 161499, 177489, 194324, 215332, 236652, 291486, 306434, 322998, 354978, 437229, 459651, 484497, 582972, 612868, 645996, 709956, 874458, 919302, 968994, 1378953, 1748916, 1838604, 1937988, 1991821, 2757906, 3983642, 5515812, 5975463, 7967284, 11950926, 17926389, 23901852, 35852778, 71705556]

約数ペア:

[(1, 71705556), (2, 35852778), (3, 23901852), (4, 17926389), (6, 11950926), (9, 7967284), (12, 5975463), (13, 5515812), (18, 3983642), (26, 2757906), (36, 1991821), (37, 1937988), (39, 1838604), (41, 1748916), (52, 1378953), (74, 968994), (78, 919302), (82, 874458), (101, 709956), (111, 645996), (117, 612868), (123, 582972), (148, 484497), (156, 459651), (164, 437229), (202, 354978), (222, 322998), (234, 306434), (246, 291486), (303, 236652), (333, 215332), (369, 194324), (404, 177489), (444, 161499), (468, 153217), (481, 149076), (492, 145743), (533, 134532), (606, 118326), (666, 107666), (738, 97162), (909, 78884), (962, 74538), (1066, 67266), (1212, 59163), (1313, 54612), (1332, 53833), (1443, 49692), (1476, 48581), (1517, 47268), (1599, 44844), (1818, 39442), (1924, 37269), (2132, 33633), (2626, 27306), (2886, 24846), (3034, 23634), (3198, 22422), (3636, 19721), (3737, 19188), (3939, 18204), (4141, 17316), (4329, 16564), (4551, 15756), (4797, 14948), (5252, 13653), (5772, 12423), (6068, 11817), (6396, 11211), (7474, 9594), (7878, 9102), (8282, 8658)]