204896484

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 596843520

約数和(自身を除く): 391947036

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 31, 36, 39, 52, 58, 62, 78, 87, 93, 116, 117, 124, 156, 174, 186, 234, 261, 279, 348, 372, 377, 403, 468, 487, 522, 558, 754, 806, 899, 974, 1044, 1116, 1131, 1209, 1461, 1508, 1612, 1798, 1948, 2262, 2418, 2697, 2922, 3393, 3596, 3627, 4383, 4524, 4836, 5394, 5844, 6331, 6786, 7254, 8091, 8766, 10788, 11687, 12662, 13572, 14123, 14508, 15097, 16182, 17532, 18993, 23374, 25324, 28246, 30194, 32364, 35061, 37986, 42369, 45291, 46748, 56492, 56979, 60388, 70122, 75972, 84738, 90582, 105183, 113958, 127107, 135873, 140244, 169476, 181164, 183599, 196261, 210366, 227916, 254214, 271746, 367198, 392522, 420732, 437813, 508428, 543492, 550797, 588783, 734396, 785044, 875626, 1101594, 1177566, 1313439, 1652391, 1751252, 1766349, 2203188, 2355132, 2626878, 3304782, 3532698, 3940317, 5253756, 5691569, 6609564, 7065396, 7880634, 11383138, 15761268, 17074707, 22766276, 34149414, 51224121, 68298828, 102448242, 204896484]

約数ペア:

[(1, 204896484), (2, 102448242), (3, 68298828), (4, 51224121), (6, 34149414), (9, 22766276), (12, 17074707), (13, 15761268), (18, 11383138), (26, 7880634), (29, 7065396), (31, 6609564), (36, 5691569), (39, 5253756), (52, 3940317), (58, 3532698), (62, 3304782), (78, 2626878), (87, 2355132), (93, 2203188), (116, 1766349), (117, 1751252), (124, 1652391), (156, 1313439), (174, 1177566), (186, 1101594), (234, 875626), (261, 785044), (279, 734396), (348, 588783), (372, 550797), (377, 543492), (403, 508428), (468, 437813), (487, 420732), (522, 392522), (558, 367198), (754, 271746), (806, 254214), (899, 227916), (974, 210366), (1044, 196261), (1116, 183599), (1131, 181164), (1209, 169476), (1461, 140244), (1508, 135873), (1612, 127107), (1798, 113958), (1948, 105183), (2262, 90582), (2418, 84738), (2697, 75972), (2922, 70122), (3393, 60388), (3596, 56979), (3627, 56492), (4383, 46748), (4524, 45291), (4836, 42369), (5394, 37986), (5844, 35061), (6331, 32364), (6786, 30194), (7254, 28246), (8091, 25324), (8766, 23374), (10788, 18993), (11687, 17532), (12662, 16182), (13572, 15097), (14123, 14508)]