129387780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:440

約数の個数: 144

約数和(自身を含む): 413387520

約数和(自身を除く): 283999740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 243, 270, 316, 324, 337, 395, 405, 474, 486, 540, 674, 711, 790, 810, 948, 972, 1011, 1185, 1215, 1348, 1422, 1580, 1620, 1685, 2022, 2133, 2370, 2430, 2844, 3033, 3370, 3555, 4044, 4266, 4740, 4860, 5055, 6066, 6399, 6740, 7110, 8532, 9099, 10110, 10665, 12132, 12798, 14220, 15165, 18198, 19197, 20220, 21330, 25596, 26623, 27297, 30330, 31995, 36396, 38394, 42660, 45495, 53246, 54594, 60660, 63990, 76788, 79869, 81891, 90990, 95985, 106492, 109188, 127980, 133115, 136485, 159738, 163782, 181980, 191970, 239607, 266230, 272970, 319476, 327564, 383940, 399345, 409455, 479214, 532460, 545940, 718821, 798690, 818910, 958428, 1198035, 1437642, 1597380, 1637820, 2156463, 2396070, 2875284, 3594105, 4312926, 4792140, 6469389, 7188210, 8625852, 10782315, 12938778, 14376420, 21564630, 25877556, 32346945, 43129260, 64693890, 129387780]

約数ペア:

[(1, 129387780), (2, 64693890), (3, 43129260), (4, 32346945), (5, 25877556), (6, 21564630), (9, 14376420), (10, 12938778), (12, 10782315), (15, 8625852), (18, 7188210), (20, 6469389), (27, 4792140), (30, 4312926), (36, 3594105), (45, 2875284), (54, 2396070), (60, 2156463), (79, 1637820), (81, 1597380), (90, 1437642), (108, 1198035), (135, 958428), (158, 818910), (162, 798690), (180, 718821), (237, 545940), (243, 532460), (270, 479214), (316, 409455), (324, 399345), (337, 383940), (395, 327564), (405, 319476), (474, 272970), (486, 266230), (540, 239607), (674, 191970), (711, 181980), (790, 163782), (810, 159738), (948, 136485), (972, 133115), (1011, 127980), (1185, 109188), (1215, 106492), (1348, 95985), (1422, 90990), (1580, 81891), (1620, 79869), (1685, 76788), (2022, 63990), (2133, 60660), (2370, 54594), (2430, 53246), (2844, 45495), (3033, 42660), (3370, 38394), (3555, 36396), (4044, 31995), (4266, 30330), (4740, 27297), (4860, 26623), (5055, 25596), (6066, 21330), (6399, 20220), (6740, 19197), (7110, 18198), (8532, 15165), (9099, 14220), (10110, 12798), (10665, 12132)]