149455280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1097}}^1$

素因数の和:1254

約数の個数: 80

約数和(自身を含む): 377413344

約数和(自身を除く): 227958064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 520, 524, 655, 1040, 1048, 1097, 1310, 1703, 2096, 2194, 2620, 3406, 4388, 5240, 5485, 6812, 8515, 8776, 10480, 10970, 13624, 14261, 17030, 17552, 21940, 27248, 28522, 34060, 43880, 57044, 68120, 71305, 87760, 114088, 136240, 142610, 143707, 228176, 285220, 287414, 570440, 574828, 718535, 1140880, 1149656, 1437070, 1868191, 2299312, 2874140, 3736382, 5748280, 7472764, 9340955, 11496560, 14945528, 18681910, 29891056, 37363820, 74727640, 149455280]

約数ペア:

[(1, 149455280), (2, 74727640), (4, 37363820), (5, 29891056), (8, 18681910), (10, 14945528), (13, 11496560), (16, 9340955), (20, 7472764), (26, 5748280), (40, 3736382), (52, 2874140), (65, 2299312), (80, 1868191), (104, 1437070), (130, 1149656), (131, 1140880), (208, 718535), (260, 574828), (262, 570440), (520, 287414), (524, 285220), (655, 228176), (1040, 143707), (1048, 142610), (1097, 136240), (1310, 114088), (1703, 87760), (2096, 71305), (2194, 68120), (2620, 57044), (3406, 43880), (4388, 34060), (5240, 28522), (5485, 27248), (6812, 21940), (8515, 17552), (8776, 17030), (10480, 14261), (10970, 13624)]