1340200260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{211}}^1$

素因数の和:375

約数の個数: 216

約数和(自身を含む): 4734719808

約数和(自身を除く): 3394519548

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 211, 213, 252, 284, 315, 355, 420, 422, 426, 497, 630, 633, 639, 710, 844, 852, 994, 1055, 1065, 1260, 1266, 1278, 1420, 1477, 1491, 1899, 1988, 2110, 2130, 2485, 2532, 2556, 2954, 2982, 3165, 3195, 3798, 4220, 4260, 4431, 4473, 4970, 5041, 5908, 5964, 6330, 6390, 7385, 7455, 7596, 8862, 8946, 9495, 9940, 10082, 12660, 12780, 13293, 14770, 14910, 14981, 15123, 17724, 17892, 18990, 20164, 22155, 22365, 25205, 26586, 29540, 29820, 29962, 30246, 35287, 37980, 44310, 44730, 44943, 45369, 50410, 53172, 59924, 60492, 66465, 70574, 74905, 75615, 88620, 89460, 89886, 90738, 100820, 104867, 105861, 132930, 134829, 141148, 149810, 151230, 176435, 179772, 181476, 209734, 211722, 224715, 226845, 265860, 269658, 299620, 302460, 314601, 317583, 352870, 419468, 423444, 449430, 453690, 524335, 529305, 539316, 629202, 635166, 674145, 705740, 898860, 907380, 943803, 1048670, 1058610, 1063651, 1258404, 1270332, 1348290, 1573005, 1587915, 1887606, 2097340, 2117220, 2127302, 2696580, 3146010, 3175830, 3190953, 3775212, 4254604, 4719015, 5318255, 6292020, 6351660, 6381906, 7445557, 9438030, 9572859, 10636510, 12763812, 14891114, 15954765, 18876060, 19145718, 21273020, 22336671, 29782228, 31909530, 37227785, 38291436, 44673342, 47864295, 63819060, 67010013, 74455570, 89346684, 95728590, 111683355, 134020026, 148911140, 191457180, 223366710, 268040052, 335050065, 446733420, 670100130, 1340200260]

約数ペア:

[(1, 1340200260), (2, 670100130), (3, 446733420), (4, 335050065), (5, 268040052), (6, 223366710), (7, 191457180), (9, 148911140), (10, 134020026), (12, 111683355), (14, 95728590), (15, 89346684), (18, 74455570), (20, 67010013), (21, 63819060), (28, 47864295), (30, 44673342), (35, 38291436), (36, 37227785), (42, 31909530), (45, 29782228), (60, 22336671), (63, 21273020), (70, 19145718), (71, 18876060), (84, 15954765), (90, 14891114), (105, 12763812), (126, 10636510), (140, 9572859), (142, 9438030), (180, 7445557), (210, 6381906), (211, 6351660), (213, 6292020), (252, 5318255), (284, 4719015), (315, 4254604), (355, 3775212), (420, 3190953), (422, 3175830), (426, 3146010), (497, 2696580), (630, 2127302), (633, 2117220), (639, 2097340), (710, 1887606), (844, 1587915), (852, 1573005), (994, 1348290), (1055, 1270332), (1065, 1258404), (1260, 1063651), (1266, 1058610), (1278, 1048670), (1420, 943803), (1477, 907380), (1491, 898860), (1899, 705740), (1988, 674145), (2110, 635166), (2130, 629202), (2485, 539316), (2532, 529305), (2556, 524335), (2954, 453690), (2982, 449430), (3165, 423444), (3195, 419468), (3798, 352870), (4220, 317583), (4260, 314601), (4431, 302460), (4473, 299620), (4970, 269658), (5041, 265860), (5908, 226845), (5964, 224715), (6330, 211722), (6390, 209734), (7385, 181476), (7455, 179772), (7596, 176435), (8862, 151230), (8946, 149810), (9495, 141148), (9940, 134829), (10082, 132930), (12660, 105861), (12780, 104867), (13293, 100820), (14770, 90738), (14910, 89886), (14981, 89460), (15123, 88620), (17724, 75615), (17892, 74905), (18990, 70574), (20164, 66465), (22155, 60492), (22365, 59924), (25205, 53172), (26586, 50410), (29540, 45369), (29820, 44943), (29962, 44730), (30246, 44310), (35287, 37980)]