320418448

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{829}}^1$

素因数の和:897

約数の個数: 120

約数和(自身を含む): 791969400

約数和(自身を除く): 471550952

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 29, 34, 49, 56, 58, 68, 98, 112, 116, 119, 136, 196, 203, 232, 238, 272, 392, 406, 464, 476, 493, 784, 812, 829, 833, 952, 986, 1421, 1624, 1658, 1666, 1904, 1972, 2842, 3248, 3316, 3332, 3451, 3944, 5684, 5803, 6632, 6664, 6902, 7888, 11368, 11606, 13264, 13328, 13804, 14093, 22736, 23212, 24041, 24157, 27608, 28186, 40621, 46424, 48082, 48314, 55216, 56372, 81242, 92848, 96164, 96628, 98651, 112744, 162484, 168287, 192328, 193256, 197302, 225488, 324968, 336574, 384656, 386512, 394604, 408697, 649936, 673148, 690557, 789208, 817394, 1178009, 1346296, 1381114, 1578416, 1634788, 2356018, 2692592, 2762228, 2860879, 3269576, 4712036, 5524456, 5721758, 6539152, 9424072, 11048912, 11443516, 18848144, 20026153, 22887032, 40052306, 45774064, 80104612, 160209224, 320418448]

約数ペア:

[(1, 320418448), (2, 160209224), (4, 80104612), (7, 45774064), (8, 40052306), (14, 22887032), (16, 20026153), (17, 18848144), (28, 11443516), (29, 11048912), (34, 9424072), (49, 6539152), (56, 5721758), (58, 5524456), (68, 4712036), (98, 3269576), (112, 2860879), (116, 2762228), (119, 2692592), (136, 2356018), (196, 1634788), (203, 1578416), (232, 1381114), (238, 1346296), (272, 1178009), (392, 817394), (406, 789208), (464, 690557), (476, 673148), (493, 649936), (784, 408697), (812, 394604), (829, 386512), (833, 384656), (952, 336574), (986, 324968), (1421, 225488), (1624, 197302), (1658, 193256), (1666, 192328), (1904, 168287), (1972, 162484), (2842, 112744), (3248, 98651), (3316, 96628), (3332, 96164), (3451, 92848), (3944, 81242), (5684, 56372), (5803, 55216), (6632, 48314), (6664, 48082), (6902, 46424), (7888, 40621), (11368, 28186), (11606, 27608), (13264, 24157), (13328, 24041), (13804, 23212), (14093, 22736)]