120978120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1975

約数の個数: 128

約数和(自身を含む): 396887040

約数和(自身を除く): 275908920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 1913, 2040, 2108, 2635, 3162, 3720, 3826, 4216, 5270, 5739, 6324, 7652, 7905, 9565, 10540, 11478, 12648, 15304, 15810, 19130, 21080, 22956, 28695, 31620, 32521, 38260, 45912, 57390, 59303, 63240, 65042, 76520, 97563, 114780, 118606, 130084, 162605, 177909, 195126, 229560, 237212, 260168, 296515, 325210, 355818, 390252, 474424, 487815, 593030, 650420, 711636, 780504, 889545, 975630, 1008151, 1186060, 1300840, 1423272, 1779090, 1951260, 2016302, 2372120, 3024453, 3558180, 3902520, 4032604, 5040755, 6048906, 7116360, 8065208, 10081510, 12097812, 15122265, 20163020, 24195624, 30244530, 40326040, 60489060, 120978120]

約数ペア:

[(1, 120978120), (2, 60489060), (3, 40326040), (4, 30244530), (5, 24195624), (6, 20163020), (8, 15122265), (10, 12097812), (12, 10081510), (15, 8065208), (17, 7116360), (20, 6048906), (24, 5040755), (30, 4032604), (31, 3902520), (34, 3558180), (40, 3024453), (51, 2372120), (60, 2016302), (62, 1951260), (68, 1779090), (85, 1423272), (93, 1300840), (102, 1186060), (120, 1008151), (124, 975630), (136, 889545), (155, 780504), (170, 711636), (186, 650420), (204, 593030), (248, 487815), (255, 474424), (310, 390252), (340, 355818), (372, 325210), (408, 296515), (465, 260168), (510, 237212), (527, 229560), (620, 195126), (680, 177909), (744, 162605), (930, 130084), (1020, 118606), (1054, 114780), (1240, 97563), (1581, 76520), (1860, 65042), (1913, 63240), (2040, 59303), (2108, 57390), (2635, 45912), (3162, 38260), (3720, 32521), (3826, 31620), (4216, 28695), (5270, 22956), (5739, 21080), (6324, 19130), (7652, 15810), (7905, 15304), (9565, 12648), (10540, 11478)]