20078876142

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1429}}^1$

素因数の和:1643

約数の個数: 144

約数和(自身を含む): 48988368000

約数和(自身を除く): 28909491858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 149, 169, 186, 234, 279, 298, 338, 403, 447, 507, 558, 806, 894, 1014, 1209, 1341, 1429, 1521, 1937, 2418, 2682, 2858, 3042, 3627, 3874, 4287, 4619, 5239, 5811, 7254, 8574, 9238, 10478, 11622, 12861, 13857, 15717, 17433, 18577, 25181, 25722, 27714, 31434, 34866, 37154, 41571, 44299, 47151, 50362, 55731, 60047, 75543, 83142, 88598, 94302, 111462, 120094, 132897, 151086, 167193, 180141, 212921, 226629, 241501, 265794, 334386, 360282, 398691, 425842, 453258, 483002, 540423, 575887, 638763, 724503, 780611, 797382, 1080846, 1151774, 1277526, 1449006, 1561222, 1727661, 1916289, 2173509, 2341833, 2767973, 3455322, 3832578, 4347018, 4683666, 5182983, 5535946, 6600551, 7025499, 7486531, 8303919, 10365966, 13201102, 14050998, 14973062, 16607838, 19801653, 22459593, 24911757, 35983649, 39603306, 44919186, 49823514, 59404959, 67378779, 71967298, 85807163, 107950947, 118809918, 134757558, 171614326, 215901894, 257421489, 323852841, 514842978, 647705682, 772264467, 1115493119, 1544528934, 2230986238, 3346479357, 6692958714, 10039438071, 20078876142]

約数ペア:

[(1, 20078876142), (2, 10039438071), (3, 6692958714), (6, 3346479357), (9, 2230986238), (13, 1544528934), (18, 1115493119), (26, 772264467), (31, 647705682), (39, 514842978), (62, 323852841), (78, 257421489), (93, 215901894), (117, 171614326), (149, 134757558), (169, 118809918), (186, 107950947), (234, 85807163), (279, 71967298), (298, 67378779), (338, 59404959), (403, 49823514), (447, 44919186), (507, 39603306), (558, 35983649), (806, 24911757), (894, 22459593), (1014, 19801653), (1209, 16607838), (1341, 14973062), (1429, 14050998), (1521, 13201102), (1937, 10365966), (2418, 8303919), (2682, 7486531), (2858, 7025499), (3042, 6600551), (3627, 5535946), (3874, 5182983), (4287, 4683666), (4619, 4347018), (5239, 3832578), (5811, 3455322), (7254, 2767973), (8574, 2341833), (9238, 2173509), (10478, 1916289), (11622, 1727661), (12861, 1561222), (13857, 1449006), (15717, 1277526), (17433, 1151774), (18577, 1080846), (25181, 797382), (25722, 780611), (27714, 724503), (31434, 638763), (34866, 575887), (37154, 540423), (41571, 483002), (44299, 453258), (47151, 425842), (50362, 398691), (55731, 360282), (60047, 334386), (75543, 265794), (83142, 241501), (88598, 226629), (94302, 212921), (111462, 180141), (120094, 167193), (132897, 151086)]