280701018

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 703261440

約数和(自身を除く): 422560422

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 101, 107, 111, 117, 202, 214, 222, 234, 303, 321, 333, 351, 481, 606, 642, 666, 702, 909, 962, 963, 999, 1313, 1391, 1443, 1818, 1926, 1998, 2626, 2727, 2782, 2886, 2889, 3737, 3939, 3959, 4173, 4329, 5454, 5778, 7474, 7878, 7918, 8346, 8658, 10807, 11211, 11817, 11877, 12519, 12987, 21614, 22422, 23634, 23754, 25038, 25974, 32421, 33633, 35451, 35631, 37557, 48581, 51467, 64842, 67266, 70902, 71262, 75114, 97162, 97263, 100899, 102934, 106893, 140491, 145743, 154401, 194526, 201798, 213786, 280982, 291486, 291789, 308802, 399859, 421473, 437229, 463203, 583578, 799718, 842946, 874458, 926406, 1199577, 1264419, 1311687, 1389609, 2399154, 2528838, 2623374, 2779218, 3598731, 3793257, 5198167, 7197462, 7586514, 10396334, 10796193, 15594501, 21592386, 31189002, 46783503, 93567006, 140350509, 280701018]

約数ペア:

[(1, 280701018), (2, 140350509), (3, 93567006), (6, 46783503), (9, 31189002), (13, 21592386), (18, 15594501), (26, 10796193), (27, 10396334), (37, 7586514), (39, 7197462), (54, 5198167), (74, 3793257), (78, 3598731), (101, 2779218), (107, 2623374), (111, 2528838), (117, 2399154), (202, 1389609), (214, 1311687), (222, 1264419), (234, 1199577), (303, 926406), (321, 874458), (333, 842946), (351, 799718), (481, 583578), (606, 463203), (642, 437229), (666, 421473), (702, 399859), (909, 308802), (962, 291789), (963, 291486), (999, 280982), (1313, 213786), (1391, 201798), (1443, 194526), (1818, 154401), (1926, 145743), (1998, 140491), (2626, 106893), (2727, 102934), (2782, 100899), (2886, 97263), (2889, 97162), (3737, 75114), (3939, 71262), (3959, 70902), (4173, 67266), (4329, 64842), (5454, 51467), (5778, 48581), (7474, 37557), (7878, 35631), (7918, 35451), (8346, 33633), (8658, 32421), (10807, 25974), (11211, 25038), (11817, 23754), (11877, 23634), (12519, 22422), (12987, 21614)]