149379520

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:426

約数の個数: 112

約数和(自身を含む): 380390400

約数和(自身を除く): 231010880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 152, 158, 160, 190, 304, 311, 316, 320, 380, 395, 608, 622, 632, 760, 790, 1216, 1244, 1264, 1501, 1520, 1555, 1580, 2488, 2528, 3002, 3040, 3110, 3160, 4976, 5056, 5909, 6004, 6080, 6220, 6320, 7505, 9952, 11818, 12008, 12440, 12640, 15010, 19904, 23636, 24016, 24569, 24880, 25280, 29545, 30020, 47272, 48032, 49138, 49760, 59090, 60040, 94544, 96064, 98276, 99520, 118180, 120080, 122845, 189088, 196552, 236360, 240160, 245690, 378176, 393104, 466811, 472720, 480320, 491380, 786208, 933622, 945440, 982760, 1572416, 1867244, 1890880, 1965520, 2334055, 3734488, 3931040, 4668110, 7468976, 7862080, 9336220, 14937952, 18672440, 29875904, 37344880, 74689760, 149379520]

約数ペア:

[(1, 149379520), (2, 74689760), (4, 37344880), (5, 29875904), (8, 18672440), (10, 14937952), (16, 9336220), (19, 7862080), (20, 7468976), (32, 4668110), (38, 3931040), (40, 3734488), (64, 2334055), (76, 1965520), (79, 1890880), (80, 1867244), (95, 1572416), (152, 982760), (158, 945440), (160, 933622), (190, 786208), (304, 491380), (311, 480320), (316, 472720), (320, 466811), (380, 393104), (395, 378176), (608, 245690), (622, 240160), (632, 236360), (760, 196552), (790, 189088), (1216, 122845), (1244, 120080), (1264, 118180), (1501, 99520), (1520, 98276), (1555, 96064), (1580, 94544), (2488, 60040), (2528, 59090), (3002, 49760), (3040, 49138), (3110, 48032), (3160, 47272), (4976, 30020), (5056, 29545), (5909, 25280), (6004, 24880), (6080, 24569), (6220, 24016), (6320, 23636), (7505, 19904), (9952, 15010), (11818, 12640), (12008, 12440)]