120412040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 323516160

約数和(自身を除く): 203104120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 73, 86, 137, 140, 146, 172, 215, 274, 280, 292, 301, 344, 365, 430, 511, 548, 584, 602, 685, 730, 860, 959, 1022, 1096, 1204, 1370, 1460, 1505, 1720, 1918, 2044, 2408, 2555, 2740, 2920, 3010, 3139, 3836, 4088, 4795, 5110, 5480, 5891, 6020, 6278, 7672, 9590, 10001, 10220, 11782, 12040, 12556, 15695, 19180, 20002, 20440, 21973, 23564, 25112, 29455, 31390, 38360, 40004, 41237, 43946, 47128, 50005, 58910, 62780, 70007, 80008, 82474, 87892, 100010, 109865, 117820, 125560, 140014, 164948, 175784, 200020, 206185, 219730, 235640, 280028, 329896, 350035, 400040, 412370, 430043, 439460, 560056, 700070, 824740, 860086, 878920, 1400140, 1649480, 1720172, 2150215, 2800280, 3010301, 3440344, 4300430, 6020602, 8600860, 12041204, 15051505, 17201720, 24082408, 30103010, 60206020, 120412040]

約数ペア:

[(1, 120412040), (2, 60206020), (4, 30103010), (5, 24082408), (7, 17201720), (8, 15051505), (10, 12041204), (14, 8600860), (20, 6020602), (28, 4300430), (35, 3440344), (40, 3010301), (43, 2800280), (56, 2150215), (70, 1720172), (73, 1649480), (86, 1400140), (137, 878920), (140, 860086), (146, 824740), (172, 700070), (215, 560056), (274, 439460), (280, 430043), (292, 412370), (301, 400040), (344, 350035), (365, 329896), (430, 280028), (511, 235640), (548, 219730), (584, 206185), (602, 200020), (685, 175784), (730, 164948), (860, 140014), (959, 125560), (1022, 117820), (1096, 109865), (1204, 100010), (1370, 87892), (1460, 82474), (1505, 80008), (1720, 70007), (1918, 62780), (2044, 58910), (2408, 50005), (2555, 47128), (2740, 43946), (2920, 41237), (3010, 40004), (3139, 38360), (3836, 31390), (4088, 29455), (4795, 25112), (5110, 23564), (5480, 21973), (5891, 20440), (6020, 20002), (6278, 19180), (7672, 15695), (9590, 12556), (10001, 12040), (10220, 11782)]