12121760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 33384960

約数和(自身を除く): 21263200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 137, 140, 158, 160, 224, 274, 280, 316, 395, 548, 553, 560, 632, 685, 790, 959, 1096, 1106, 1120, 1264, 1370, 1580, 1918, 2192, 2212, 2528, 2740, 2765, 3160, 3836, 4384, 4424, 4795, 5480, 5530, 6320, 7672, 8848, 9590, 10823, 10960, 11060, 12640, 15344, 17696, 19180, 21646, 21920, 22120, 30688, 38360, 43292, 44240, 54115, 75761, 76720, 86584, 88480, 108230, 151522, 153440, 173168, 216460, 303044, 346336, 378805, 432920, 606088, 757610, 865840, 1212176, 1515220, 1731680, 2424352, 3030440, 6060880, 12121760]

約数ペア:

[(1, 12121760), (2, 6060880), (4, 3030440), (5, 2424352), (7, 1731680), (8, 1515220), (10, 1212176), (14, 865840), (16, 757610), (20, 606088), (28, 432920), (32, 378805), (35, 346336), (40, 303044), (56, 216460), (70, 173168), (79, 153440), (80, 151522), (112, 108230), (137, 88480), (140, 86584), (158, 76720), (160, 75761), (224, 54115), (274, 44240), (280, 43292), (316, 38360), (395, 30688), (548, 22120), (553, 21920), (560, 21646), (632, 19180), (685, 17696), (790, 15344), (959, 12640), (1096, 11060), (1106, 10960), (1120, 10823), (1264, 9590), (1370, 8848), (1580, 7672), (1918, 6320), (2192, 5530), (2212, 5480), (2528, 4795), (2740, 4424), (2765, 4384), (3160, 3836)]