426278528

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:282

約数の個数: 128

約数和(自身を含む): 979608000

約数和(自身を除く): 553329472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 97, 104, 128, 139, 152, 194, 208, 247, 278, 304, 388, 416, 494, 556, 608, 776, 832, 988, 1112, 1216, 1261, 1552, 1664, 1807, 1843, 1976, 2224, 2432, 2522, 2641, 3104, 3614, 3686, 3952, 4448, 5044, 5282, 6208, 7228, 7372, 7904, 8896, 10088, 10564, 12416, 13483, 14456, 14744, 15808, 17792, 20176, 21128, 23959, 26966, 28912, 29488, 31616, 34333, 40352, 42256, 47918, 53932, 57824, 58976, 68666, 80704, 84512, 95836, 107864, 115648, 117952, 137332, 161408, 169024, 175279, 191672, 215728, 231296, 235904, 256177, 274664, 338048, 350558, 383344, 431456, 512354, 549328, 701116, 766688, 862912, 1024708, 1098656, 1402232, 1533376, 1725824, 2049416, 2197312, 2804464, 3066752, 3330301, 4098832, 4394624, 5608928, 6660602, 8197664, 11217856, 13321204, 16395328, 22435712, 26642408, 32790656, 53284816, 106569632, 213139264, 426278528]

約数ペア:

[(1, 426278528), (2, 213139264), (4, 106569632), (8, 53284816), (13, 32790656), (16, 26642408), (19, 22435712), (26, 16395328), (32, 13321204), (38, 11217856), (52, 8197664), (64, 6660602), (76, 5608928), (97, 4394624), (104, 4098832), (128, 3330301), (139, 3066752), (152, 2804464), (194, 2197312), (208, 2049416), (247, 1725824), (278, 1533376), (304, 1402232), (388, 1098656), (416, 1024708), (494, 862912), (556, 766688), (608, 701116), (776, 549328), (832, 512354), (988, 431456), (1112, 383344), (1216, 350558), (1261, 338048), (1552, 274664), (1664, 256177), (1807, 235904), (1843, 231296), (1976, 215728), (2224, 191672), (2432, 175279), (2522, 169024), (2641, 161408), (3104, 137332), (3614, 117952), (3686, 115648), (3952, 107864), (4448, 95836), (5044, 84512), (5282, 80704), (6208, 68666), (7228, 58976), (7372, 57824), (7904, 53932), (8896, 47918), (10088, 42256), (10564, 40352), (12416, 34333), (13483, 31616), (14456, 29488), (14744, 28912), (15808, 26966), (17792, 23959), (20176, 21128)]