40181778

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:98

約数の個数: 192

約数和(自身を含む): 120165120

約数和(自身を除く): 79983342

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 27, 34, 37, 39, 42, 51, 54, 63, 74, 78, 91, 102, 111, 117, 119, 126, 153, 169, 182, 189, 221, 222, 234, 238, 259, 273, 306, 333, 338, 351, 357, 378, 442, 459, 481, 507, 518, 546, 629, 663, 666, 702, 714, 777, 819, 918, 962, 999, 1014, 1071, 1183, 1258, 1326, 1443, 1521, 1547, 1554, 1638, 1887, 1989, 1998, 2142, 2331, 2366, 2457, 2873, 2886, 3042, 3094, 3213, 3367, 3549, 3774, 3978, 4329, 4403, 4563, 4641, 4662, 4914, 5661, 5746, 5967, 6253, 6426, 6734, 6993, 7098, 8177, 8619, 8658, 8806, 9126, 9282, 10101, 10647, 11322, 11934, 12506, 12987, 13209, 13923, 13986, 16354, 16983, 17238, 18759, 20111, 20202, 21294, 24531, 25857, 25974, 26418, 27846, 30303, 31941, 33966, 37518, 39627, 40222, 41769, 43771, 49062, 51714, 56277, 57239, 60333, 60606, 63882, 73593, 77571, 79254, 83538, 87542, 90909, 106301, 112554, 114478, 118881, 120666, 131313, 147186, 155142, 168831, 171717, 180999, 181818, 212602, 220779, 237762, 262626, 318903, 337662, 343434, 361998, 393939, 441558, 515151, 542997, 637806, 744107, 787878, 956709, 1030302, 1085994, 1181817, 1488214, 1545453, 1913418, 2232321, 2363634, 2870127, 3090906, 4464642, 5740254, 6696963, 13393926, 20090889, 40181778]

約数ペア:

[(1, 40181778), (2, 20090889), (3, 13393926), (6, 6696963), (7, 5740254), (9, 4464642), (13, 3090906), (14, 2870127), (17, 2363634), (18, 2232321), (21, 1913418), (26, 1545453), (27, 1488214), (34, 1181817), (37, 1085994), (39, 1030302), (42, 956709), (51, 787878), (54, 744107), (63, 637806), (74, 542997), (78, 515151), (91, 441558), (102, 393939), (111, 361998), (117, 343434), (119, 337662), (126, 318903), (153, 262626), (169, 237762), (182, 220779), (189, 212602), (221, 181818), (222, 180999), (234, 171717), (238, 168831), (259, 155142), (273, 147186), (306, 131313), (333, 120666), (338, 118881), (351, 114478), (357, 112554), (378, 106301), (442, 90909), (459, 87542), (481, 83538), (507, 79254), (518, 77571), (546, 73593), (629, 63882), (663, 60606), (666, 60333), (702, 57239), (714, 56277), (777, 51714), (819, 49062), (918, 43771), (962, 41769), (999, 40222), (1014, 39627), (1071, 37518), (1183, 33966), (1258, 31941), (1326, 30303), (1443, 27846), (1521, 26418), (1547, 25974), (1554, 25857), (1638, 24531), (1887, 21294), (1989, 20202), (1998, 20111), (2142, 18759), (2331, 17238), (2366, 16983), (2457, 16354), (2873, 13986), (2886, 13923), (3042, 13209), (3094, 12987), (3213, 12506), (3367, 11934), (3549, 11322), (3774, 10647), (3978, 10101), (4329, 9282), (4403, 9126), (4563, 8806), (4641, 8658), (4662, 8619), (4914, 8177), (5661, 7098), (5746, 6993), (5967, 6734), (6253, 6426)]