13498240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 128

約数和(自身を含む): 38776320

約数和(自身を除く): 25278080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 131, 140, 160, 161, 184, 224, 230, 262, 280, 320, 322, 368, 448, 460, 524, 560, 640, 644, 655, 736, 805, 896, 917, 920, 1048, 1120, 1288, 1310, 1472, 1610, 1834, 1840, 2096, 2240, 2576, 2620, 2944, 3013, 3220, 3668, 3680, 4192, 4480, 4585, 5152, 5240, 6026, 6440, 7336, 7360, 8384, 9170, 10304, 10480, 12052, 12880, 14672, 14720, 15065, 16768, 18340, 20608, 20960, 21091, 24104, 25760, 29344, 30130, 36680, 41920, 42182, 48208, 51520, 58688, 60260, 73360, 83840, 84364, 96416, 103040, 105455, 117376, 120520, 146720, 168728, 192832, 210910, 241040, 293440, 337456, 385664, 421820, 482080, 586880, 674912, 843640, 964160, 1349824, 1687280, 1928320, 2699648, 3374560, 6749120, 13498240]

約数ペア:

[(1, 13498240), (2, 6749120), (4, 3374560), (5, 2699648), (7, 1928320), (8, 1687280), (10, 1349824), (14, 964160), (16, 843640), (20, 674912), (23, 586880), (28, 482080), (32, 421820), (35, 385664), (40, 337456), (46, 293440), (56, 241040), (64, 210910), (70, 192832), (80, 168728), (92, 146720), (112, 120520), (115, 117376), (128, 105455), (131, 103040), (140, 96416), (160, 84364), (161, 83840), (184, 73360), (224, 60260), (230, 58688), (262, 51520), (280, 48208), (320, 42182), (322, 41920), (368, 36680), (448, 30130), (460, 29344), (524, 25760), (560, 24104), (640, 21091), (644, 20960), (655, 20608), (736, 18340), (805, 16768), (896, 15065), (917, 14720), (920, 14672), (1048, 12880), (1120, 12052), (1288, 10480), (1310, 10304), (1472, 9170), (1610, 8384), (1834, 7360), (1840, 7336), (2096, 6440), (2240, 6026), (2576, 5240), (2620, 5152), (2944, 4585), (3013, 4480), (3220, 4192), (3668, 3680)]