18079180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 46247040

約数和(自身を除く): 28167860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 61, 70, 73, 116, 122, 140, 145, 146, 203, 244, 290, 292, 305, 365, 406, 427, 511, 580, 610, 730, 812, 854, 1015, 1022, 1220, 1460, 1708, 1769, 2030, 2044, 2117, 2135, 2555, 3538, 4060, 4234, 4270, 4453, 5110, 7076, 8468, 8540, 8845, 8906, 10220, 10585, 12383, 14819, 17690, 17812, 21170, 22265, 24766, 29638, 31171, 35380, 42340, 44530, 49532, 59276, 61915, 62342, 74095, 89060, 123830, 124684, 129137, 148190, 155855, 247660, 258274, 296380, 311710, 516548, 623420, 645685, 903959, 1291370, 1807918, 2582740, 3615836, 4519795, 9039590, 18079180]

約数ペア:

[(1, 18079180), (2, 9039590), (4, 4519795), (5, 3615836), (7, 2582740), (10, 1807918), (14, 1291370), (20, 903959), (28, 645685), (29, 623420), (35, 516548), (58, 311710), (61, 296380), (70, 258274), (73, 247660), (116, 155855), (122, 148190), (140, 129137), (145, 124684), (146, 123830), (203, 89060), (244, 74095), (290, 62342), (292, 61915), (305, 59276), (365, 49532), (406, 44530), (427, 42340), (511, 35380), (580, 31171), (610, 29638), (730, 24766), (812, 22265), (854, 21170), (1015, 17812), (1022, 17690), (1220, 14819), (1460, 12383), (1708, 10585), (1769, 10220), (2030, 8906), (2044, 8845), (2117, 8540), (2135, 8468), (2555, 7076), (3538, 5110), (4060, 4453), (4234, 4270)]