204982960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 160

約数和(自身を含む): 603211392

約数和(自身を除く): 398228432

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 182, 185, 208, 259, 260, 280, 296, 364, 370, 455, 481, 518, 520, 560, 592, 728, 740, 761, 910, 962, 1036, 1040, 1295, 1456, 1480, 1522, 1820, 1924, 2072, 2405, 2590, 2960, 3044, 3367, 3640, 3805, 3848, 4144, 4810, 5180, 5327, 6088, 6734, 7280, 7610, 7696, 9620, 9893, 10360, 10654, 12176, 13468, 15220, 16835, 19240, 19786, 20720, 21308, 26635, 26936, 28157, 30440, 33670, 38480, 39572, 42616, 49465, 53270, 53872, 56314, 60880, 67340, 69251, 79144, 85232, 98930, 106540, 112628, 134680, 138502, 140785, 158288, 197099, 197860, 213080, 225256, 269360, 277004, 281570, 346255, 366041, 394198, 395720, 426160, 450512, 554008, 563140, 692510, 732082, 788396, 791440, 985495, 1108016, 1126280, 1385020, 1464164, 1576792, 1830205, 1970990, 2252560, 2562287, 2770040, 2928328, 3153584, 3660410, 3941980, 5124574, 5540080, 5856656, 7320820, 7883960, 10249148, 12811435, 14641640, 15767920, 20498296, 25622870, 29283280, 40996592, 51245740, 102491480, 204982960]

約数ペア:

[(1, 204982960), (2, 102491480), (4, 51245740), (5, 40996592), (7, 29283280), (8, 25622870), (10, 20498296), (13, 15767920), (14, 14641640), (16, 12811435), (20, 10249148), (26, 7883960), (28, 7320820), (35, 5856656), (37, 5540080), (40, 5124574), (52, 3941980), (56, 3660410), (65, 3153584), (70, 2928328), (74, 2770040), (80, 2562287), (91, 2252560), (104, 1970990), (112, 1830205), (130, 1576792), (140, 1464164), (148, 1385020), (182, 1126280), (185, 1108016), (208, 985495), (259, 791440), (260, 788396), (280, 732082), (296, 692510), (364, 563140), (370, 554008), (455, 450512), (481, 426160), (518, 395720), (520, 394198), (560, 366041), (592, 346255), (728, 281570), (740, 277004), (761, 269360), (910, 225256), (962, 213080), (1036, 197860), (1040, 197099), (1295, 158288), (1456, 140785), (1480, 138502), (1522, 134680), (1820, 112628), (1924, 106540), (2072, 98930), (2405, 85232), (2590, 79144), (2960, 69251), (3044, 67340), (3367, 60880), (3640, 56314), (3805, 53872), (3848, 53270), (4144, 49465), (4810, 42616), (5180, 39572), (5327, 38480), (6088, 33670), (6734, 30440), (7280, 28157), (7610, 26936), (7696, 26635), (9620, 21308), (9893, 20720), (10360, 19786), (10654, 19240), (12176, 16835), (13468, 15220)]