12178040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 128

約数和(自身を含む): 34283520

約数和(自身を除く): 22105480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 61, 62, 70, 92, 115, 122, 124, 140, 155, 161, 184, 217, 230, 244, 248, 280, 305, 310, 322, 427, 434, 460, 488, 610, 620, 644, 713, 805, 854, 868, 920, 1085, 1220, 1240, 1288, 1403, 1426, 1610, 1708, 1736, 1891, 2135, 2170, 2440, 2806, 2852, 3220, 3416, 3565, 3782, 4270, 4340, 4991, 5612, 5704, 6440, 7015, 7130, 7564, 8540, 8680, 9455, 9821, 9982, 11224, 13237, 14030, 14260, 15128, 17080, 18910, 19642, 19964, 24955, 26474, 28060, 28520, 37820, 39284, 39928, 43493, 49105, 49910, 52948, 56120, 66185, 75640, 78568, 86986, 98210, 99820, 105896, 132370, 173972, 196420, 199640, 217465, 264740, 304451, 347944, 392840, 434930, 529480, 608902, 869860, 1217804, 1522255, 1739720, 2435608, 3044510, 6089020, 12178040]

約数ペア:

[(1, 12178040), (2, 6089020), (4, 3044510), (5, 2435608), (7, 1739720), (8, 1522255), (10, 1217804), (14, 869860), (20, 608902), (23, 529480), (28, 434930), (31, 392840), (35, 347944), (40, 304451), (46, 264740), (56, 217465), (61, 199640), (62, 196420), (70, 173972), (92, 132370), (115, 105896), (122, 99820), (124, 98210), (140, 86986), (155, 78568), (161, 75640), (184, 66185), (217, 56120), (230, 52948), (244, 49910), (248, 49105), (280, 43493), (305, 39928), (310, 39284), (322, 37820), (427, 28520), (434, 28060), (460, 26474), (488, 24955), (610, 19964), (620, 19642), (644, 18910), (713, 17080), (805, 15128), (854, 14260), (868, 14030), (920, 13237), (1085, 11224), (1220, 9982), (1240, 9821), (1288, 9455), (1403, 8680), (1426, 8540), (1610, 7564), (1708, 7130), (1736, 7015), (1891, 6440), (2135, 5704), (2170, 5612), (2440, 4991), (2806, 4340), (2852, 4270), (3220, 3782), (3416, 3565)]