378448728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{569}}^1$

素因数の和:729

約数の個数: 128

約数和(自身を含む): 1122854400

約数和(自身を除く): 744405672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 107, 111, 148, 168, 214, 222, 259, 296, 321, 428, 444, 518, 569, 642, 749, 777, 856, 888, 1036, 1138, 1284, 1498, 1554, 1707, 2072, 2247, 2276, 2568, 2996, 3108, 3414, 3959, 3983, 4494, 4552, 5992, 6216, 6828, 7918, 7966, 8988, 11877, 11949, 13656, 15836, 15932, 17976, 21053, 23754, 23898, 27713, 31672, 31864, 42106, 47508, 47796, 55426, 60883, 63159, 83139, 84212, 95016, 95592, 110852, 121766, 126318, 147371, 166278, 168424, 182649, 221704, 243532, 252636, 294742, 332556, 365298, 426181, 442113, 487064, 505272, 589484, 665112, 730596, 852362, 884226, 1178968, 1278543, 1461192, 1704724, 1768452, 2252671, 2557086, 3409448, 3536904, 4505342, 5114172, 6758013, 9010684, 10228344, 13516026, 15768697, 18021368, 27032052, 31537394, 47306091, 54064104, 63074788, 94612182, 126149576, 189224364, 378448728]

約数ペア:

[(1, 378448728), (2, 189224364), (3, 126149576), (4, 94612182), (6, 63074788), (7, 54064104), (8, 47306091), (12, 31537394), (14, 27032052), (21, 18021368), (24, 15768697), (28, 13516026), (37, 10228344), (42, 9010684), (56, 6758013), (74, 5114172), (84, 4505342), (107, 3536904), (111, 3409448), (148, 2557086), (168, 2252671), (214, 1768452), (222, 1704724), (259, 1461192), (296, 1278543), (321, 1178968), (428, 884226), (444, 852362), (518, 730596), (569, 665112), (642, 589484), (749, 505272), (777, 487064), (856, 442113), (888, 426181), (1036, 365298), (1138, 332556), (1284, 294742), (1498, 252636), (1554, 243532), (1707, 221704), (2072, 182649), (2247, 168424), (2276, 166278), (2568, 147371), (2996, 126318), (3108, 121766), (3414, 110852), (3959, 95592), (3983, 95016), (4494, 84212), (4552, 83139), (5992, 63159), (6216, 60883), (6828, 55426), (7918, 47796), (7966, 47508), (8988, 42106), (11877, 31864), (11949, 31672), (13656, 27713), (15836, 23898), (15932, 23754), (17976, 21053)]