20123640012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{613}}^1$

素因数の和:1020

約数の個数: 192

約数和(自身を含む): 57611079680

約数和(自身を除く): 37487439668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 67, 76, 84, 114, 133, 134, 201, 228, 266, 268, 307, 399, 402, 469, 532, 613, 614, 798, 804, 921, 938, 1226, 1228, 1273, 1407, 1596, 1839, 1842, 1876, 2149, 2452, 2546, 2814, 3678, 3684, 3819, 4291, 4298, 5092, 5628, 5833, 6447, 7356, 7638, 8582, 8596, 8911, 11647, 11666, 12873, 12894, 15276, 17164, 17499, 17822, 20569, 23294, 23332, 25746, 25788, 26733, 34941, 34998, 35644, 40831, 41071, 41138, 46588, 51492, 53466, 61707, 69882, 69996, 81529, 81662, 82142, 82276, 106932, 122493, 123213, 123414, 139764, 143983, 163058, 163324, 164284, 188191, 244587, 244986, 246426, 246828, 287497, 287966, 326116, 376382, 390811, 431949, 489174, 489972, 492852, 564573, 574994, 575932, 752764, 780349, 781622, 862491, 863898, 978348, 1129146, 1149988, 1172433, 1317337, 1560698, 1563244, 1724982, 1727796, 2258292, 2341047, 2344866, 2634674, 2735677, 3121396, 3449964, 3575629, 3952011, 4682094, 4689732, 5269348, 5462443, 5471354, 7151258, 7904022, 8207031, 9364188, 10726887, 10924886, 10942708, 12608797, 14302516, 15808044, 16387329, 16414062, 21453774, 21849772, 25029403, 25217594, 32774658, 32828124, 37826391, 42907548, 50058806, 50435188, 65549316, 75088209, 75652782, 88261579, 100117612, 150176418, 151305564, 176523158, 239567143, 264784737, 300352836, 353046316, 479134286, 529569474, 718701429, 958268572, 1059138948, 1437402858, 1676970001, 2874805716, 3353940002, 5030910003, 6707880004, 10061820006, 20123640012]

約数ペア:

[(1, 20123640012), (2, 10061820006), (3, 6707880004), (4, 5030910003), (6, 3353940002), (7, 2874805716), (12, 1676970001), (14, 1437402858), (19, 1059138948), (21, 958268572), (28, 718701429), (38, 529569474), (42, 479134286), (57, 353046316), (67, 300352836), (76, 264784737), (84, 239567143), (114, 176523158), (133, 151305564), (134, 150176418), (201, 100117612), (228, 88261579), (266, 75652782), (268, 75088209), (307, 65549316), (399, 50435188), (402, 50058806), (469, 42907548), (532, 37826391), (613, 32828124), (614, 32774658), (798, 25217594), (804, 25029403), (921, 21849772), (938, 21453774), (1226, 16414062), (1228, 16387329), (1273, 15808044), (1407, 14302516), (1596, 12608797), (1839, 10942708), (1842, 10924886), (1876, 10726887), (2149, 9364188), (2452, 8207031), (2546, 7904022), (2814, 7151258), (3678, 5471354), (3684, 5462443), (3819, 5269348), (4291, 4689732), (4298, 4682094), (5092, 3952011), (5628, 3575629), (5833, 3449964), (6447, 3121396), (7356, 2735677), (7638, 2634674), (8582, 2344866), (8596, 2341047), (8911, 2258292), (11647, 1727796), (11666, 1724982), (12873, 1563244), (12894, 1560698), (15276, 1317337), (17164, 1172433), (17499, 1149988), (17822, 1129146), (20569, 978348), (23294, 863898), (23332, 862491), (25746, 781622), (25788, 780349), (26733, 752764), (34941, 575932), (34998, 574994), (35644, 564573), (40831, 492852), (41071, 489972), (41138, 489174), (46588, 431949), (51492, 390811), (53466, 376382), (61707, 326116), (69882, 287966), (69996, 287497), (81529, 246828), (81662, 246426), (82142, 244986), (82276, 244587), (106932, 188191), (122493, 164284), (123213, 163324), (123414, 163058), (139764, 143983)]