142798140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{487}}^1$

素因数の和:689

約数の個数: 120

約数和(自身を含む): 451362912

約数和(自身を除く): 308564772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 181, 270, 324, 362, 405, 487, 540, 543, 724, 810, 905, 974, 1086, 1461, 1620, 1629, 1810, 1948, 2172, 2435, 2715, 2922, 3258, 3620, 4383, 4870, 4887, 5430, 5844, 6516, 7305, 8145, 8766, 9740, 9774, 10860, 13149, 14610, 14661, 16290, 17532, 19548, 21915, 24435, 26298, 29220, 29322, 32580, 39447, 43830, 48870, 52596, 58644, 65745, 73305, 78894, 87660, 88147, 97740, 131490, 146610, 157788, 176294, 197235, 262980, 264441, 293220, 352588, 394470, 440735, 528882, 788940, 793323, 881470, 1057764, 1322205, 1586646, 1762940, 2379969, 2644410, 3173292, 3966615, 4759938, 5288820, 7139907, 7933230, 9519876, 11899845, 14279814, 15866460, 23799690, 28559628, 35699535, 47599380, 71399070, 142798140]

約数ペア:

[(1, 142798140), (2, 71399070), (3, 47599380), (4, 35699535), (5, 28559628), (6, 23799690), (9, 15866460), (10, 14279814), (12, 11899845), (15, 9519876), (18, 7933230), (20, 7139907), (27, 5288820), (30, 4759938), (36, 3966615), (45, 3173292), (54, 2644410), (60, 2379969), (81, 1762940), (90, 1586646), (108, 1322205), (135, 1057764), (162, 881470), (180, 793323), (181, 788940), (270, 528882), (324, 440735), (362, 394470), (405, 352588), (487, 293220), (540, 264441), (543, 262980), (724, 197235), (810, 176294), (905, 157788), (974, 146610), (1086, 131490), (1461, 97740), (1620, 88147), (1629, 87660), (1810, 78894), (1948, 73305), (2172, 65745), (2435, 58644), (2715, 52596), (2922, 48870), (3258, 43830), (3620, 39447), (4383, 32580), (4870, 29322), (4887, 29220), (5430, 26298), (5844, 24435), (6516, 21915), (7305, 19548), (8145, 17532), (8766, 16290), (9740, 14661), (9774, 14610), (10860, 13149)]