279320454

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 740275200

約数和(自身を除く): 460954746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 67, 82, 123, 126, 134, 189, 201, 246, 269, 287, 369, 378, 402, 469, 538, 574, 603, 738, 807, 861, 938, 1107, 1206, 1407, 1614, 1722, 1809, 1883, 2214, 2421, 2583, 2747, 2814, 3618, 3766, 4221, 4842, 5166, 5494, 5649, 7263, 7749, 8241, 8442, 11029, 11298, 12663, 14526, 15498, 16482, 16947, 18023, 19229, 22058, 24723, 25326, 33087, 33894, 36046, 38458, 49446, 50841, 54069, 57687, 66174, 74169, 77203, 99261, 101682, 108138, 115374, 126161, 148338, 154406, 162207, 173061, 198522, 231609, 252322, 297783, 324414, 346122, 378483, 463218, 486621, 519183, 595566, 694827, 738943, 756966, 973242, 1038366, 1135449, 1389654, 1477886, 2084481, 2216829, 2270898, 3406347, 4168962, 4433658, 5172601, 6650487, 6812694, 10345202, 13300974, 15517803, 19951461, 31035606, 39902922, 46553409, 93106818, 139660227, 279320454]

約数ペア:

[(1, 279320454), (2, 139660227), (3, 93106818), (6, 46553409), (7, 39902922), (9, 31035606), (14, 19951461), (18, 15517803), (21, 13300974), (27, 10345202), (41, 6812694), (42, 6650487), (54, 5172601), (63, 4433658), (67, 4168962), (82, 3406347), (123, 2270898), (126, 2216829), (134, 2084481), (189, 1477886), (201, 1389654), (246, 1135449), (269, 1038366), (287, 973242), (369, 756966), (378, 738943), (402, 694827), (469, 595566), (538, 519183), (574, 486621), (603, 463218), (738, 378483), (807, 346122), (861, 324414), (938, 297783), (1107, 252322), (1206, 231609), (1407, 198522), (1614, 173061), (1722, 162207), (1809, 154406), (1883, 148338), (2214, 126161), (2421, 115374), (2583, 108138), (2747, 101682), (2814, 99261), (3618, 77203), (3766, 74169), (4221, 66174), (4842, 57687), (5166, 54069), (5494, 50841), (5649, 49446), (7263, 38458), (7749, 36046), (8241, 33894), (8442, 33087), (11029, 25326), (11298, 24723), (12663, 22058), (14526, 19229), (15498, 18023), (16482, 16947)]