259896112

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:534

約数の個数: 80

約数和(自身を含む): 591976000

約数和(自身を除く): 332079888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 109, 112, 122, 218, 244, 349, 427, 436, 488, 698, 763, 854, 872, 976, 1396, 1526, 1708, 1744, 2443, 2792, 3052, 3416, 4886, 5584, 6104, 6649, 6832, 9772, 12208, 13298, 19544, 21289, 26596, 38041, 39088, 42578, 46543, 53192, 76082, 85156, 93086, 106384, 149023, 152164, 170312, 186172, 266287, 298046, 304328, 340624, 372344, 532574, 596092, 608656, 744688, 1065148, 1192184, 2130296, 2320501, 2384368, 4260592, 4641002, 9282004, 16243507, 18564008, 32487014, 37128016, 64974028, 129948056, 259896112]

約数ペア:

[(1, 259896112), (2, 129948056), (4, 64974028), (7, 37128016), (8, 32487014), (14, 18564008), (16, 16243507), (28, 9282004), (56, 4641002), (61, 4260592), (109, 2384368), (112, 2320501), (122, 2130296), (218, 1192184), (244, 1065148), (349, 744688), (427, 608656), (436, 596092), (488, 532574), (698, 372344), (763, 340624), (854, 304328), (872, 298046), (976, 266287), (1396, 186172), (1526, 170312), (1708, 152164), (1744, 149023), (2443, 106384), (2792, 93086), (3052, 85156), (3416, 76082), (4886, 53192), (5584, 46543), (6104, 42578), (6649, 39088), (6832, 38041), (9772, 26596), (12208, 21289), (13298, 19544)]