389990664

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:388

約数の個数: 192

約数和(自身を含む): 1262976000

約数和(自身を除く): 872985336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 109, 124, 126, 168, 186, 217, 218, 229, 248, 252, 279, 327, 372, 434, 436, 458, 504, 558, 651, 654, 687, 744, 763, 868, 872, 916, 981, 1116, 1302, 1308, 1374, 1526, 1603, 1736, 1832, 1953, 1962, 2061, 2232, 2289, 2604, 2616, 2748, 3052, 3206, 3379, 3906, 3924, 4122, 4578, 4809, 5208, 5496, 6104, 6412, 6758, 6867, 7099, 7812, 7848, 8244, 9156, 9618, 10137, 12824, 13516, 13734, 14198, 14427, 15624, 16488, 18312, 19236, 20274, 21297, 23653, 24961, 27032, 27468, 28396, 28854, 30411, 38472, 40548, 42594, 47306, 49693, 49922, 54936, 56792, 57708, 60822, 63891, 70959, 74883, 81096, 85188, 94612, 99386, 99844, 115416, 121644, 127782, 141918, 149079, 149766, 170376, 174727, 189224, 198772, 199688, 212877, 224649, 243288, 255564, 283836, 298158, 299532, 349454, 397544, 425754, 447237, 449298, 511128, 524181, 567672, 596316, 599064, 698908, 773791, 851508, 894474, 898596, 1048362, 1192632, 1397816, 1547582, 1572543, 1703016, 1788948, 1797192, 2096724, 2321373, 3095164, 3145086, 3577896, 4193448, 4642746, 5416537, 6190328, 6290172, 6964119, 9285492, 10833074, 12580344, 13928238, 16249611, 18570984, 21666148, 27856476, 32499222, 43332296, 48748833, 55712952, 64998444, 97497666, 129996888, 194995332, 389990664]

約数ペア:

[(1, 389990664), (2, 194995332), (3, 129996888), (4, 97497666), (6, 64998444), (7, 55712952), (8, 48748833), (9, 43332296), (12, 32499222), (14, 27856476), (18, 21666148), (21, 18570984), (24, 16249611), (28, 13928238), (31, 12580344), (36, 10833074), (42, 9285492), (56, 6964119), (62, 6290172), (63, 6190328), (72, 5416537), (84, 4642746), (93, 4193448), (109, 3577896), (124, 3145086), (126, 3095164), (168, 2321373), (186, 2096724), (217, 1797192), (218, 1788948), (229, 1703016), (248, 1572543), (252, 1547582), (279, 1397816), (327, 1192632), (372, 1048362), (434, 898596), (436, 894474), (458, 851508), (504, 773791), (558, 698908), (651, 599064), (654, 596316), (687, 567672), (744, 524181), (763, 511128), (868, 449298), (872, 447237), (916, 425754), (981, 397544), (1116, 349454), (1302, 299532), (1308, 298158), (1374, 283836), (1526, 255564), (1603, 243288), (1736, 224649), (1832, 212877), (1953, 199688), (1962, 198772), (2061, 189224), (2232, 174727), (2289, 170376), (2604, 149766), (2616, 149079), (2748, 141918), (3052, 127782), (3206, 121644), (3379, 115416), (3906, 99844), (3924, 99386), (4122, 94612), (4578, 85188), (4809, 81096), (5208, 74883), (5496, 70959), (6104, 63891), (6412, 60822), (6758, 57708), (6867, 56792), (7099, 54936), (7812, 49922), (7848, 49693), (8244, 47306), (9156, 42594), (9618, 40548), (10137, 38472), (12824, 30411), (13516, 28854), (13734, 28396), (14198, 27468), (14427, 27032), (15624, 24961), (16488, 23653), (18312, 21297), (19236, 20274)]