1521381960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3797}}^1$

素因数の和:3877

約数の個数: 256

約数和(自身を含む): 5906649600

約数和(自身を除く): 4385267640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 53, 54, 56, 60, 63, 70, 72, 84, 90, 105, 106, 108, 120, 126, 135, 140, 159, 168, 180, 189, 210, 212, 216, 252, 265, 270, 280, 315, 318, 360, 371, 378, 420, 424, 477, 504, 530, 540, 630, 636, 742, 756, 795, 840, 945, 954, 1060, 1080, 1113, 1260, 1272, 1431, 1484, 1512, 1590, 1855, 1890, 1908, 2120, 2226, 2385, 2520, 2862, 2968, 3180, 3339, 3710, 3780, 3797, 3816, 4452, 4770, 5565, 5724, 6360, 6678, 7155, 7420, 7560, 7594, 8904, 9540, 10017, 11130, 11391, 11448, 13356, 14310, 14840, 15188, 16695, 18985, 19080, 20034, 22260, 22782, 26579, 26712, 28620, 30376, 33390, 34173, 37970, 40068, 44520, 45564, 50085, 53158, 56955, 57240, 66780, 68346, 75940, 79737, 80136, 91128, 100170, 102519, 106316, 113910, 132895, 133560, 136692, 151880, 159474, 170865, 200340, 201241, 205038, 212632, 227820, 239211, 265790, 273384, 318948, 341730, 398685, 400680, 402482, 410076, 455640, 478422, 512595, 531580, 603723, 637896, 683460, 717633, 797370, 804964, 820152, 956844, 1006205, 1025190, 1063160, 1196055, 1207446, 1366920, 1408687, 1435266, 1594740, 1609928, 1811169, 1913688, 2012410, 2050380, 2392110, 2414892, 2817374, 2870532, 3018615, 3189480, 3588165, 3622338, 4024820, 4100760, 4226061, 4784220, 4829784, 5433507, 5634748, 5741064, 6037230, 7043435, 7176330, 7244676, 8049640, 8452122, 9055845, 9568440, 10867014, 11269496, 12074460, 12678183, 14086870, 14352660, 14489352, 16904244, 18111690, 21130305, 21734028, 24148920, 25356366, 27167535, 28173740, 28705320, 33808488, 36223380, 38034549, 42260610, 43468056, 50712732, 54335070, 56347480, 63390915, 72446760, 76069098, 84521220, 101425464, 108670140, 126781830, 152138196, 169042440, 190172745, 217340280, 253563660, 304276392, 380345490, 507127320, 760690980, 1521381960]

約数ペア:

[(1, 1521381960), (2, 760690980), (3, 507127320), (4, 380345490), (5, 304276392), (6, 253563660), (7, 217340280), (8, 190172745), (9, 169042440), (10, 152138196), (12, 126781830), (14, 108670140), (15, 101425464), (18, 84521220), (20, 76069098), (21, 72446760), (24, 63390915), (27, 56347480), (28, 54335070), (30, 50712732), (35, 43468056), (36, 42260610), (40, 38034549), (42, 36223380), (45, 33808488), (53, 28705320), (54, 28173740), (56, 27167535), (60, 25356366), (63, 24148920), (70, 21734028), (72, 21130305), (84, 18111690), (90, 16904244), (105, 14489352), (106, 14352660), (108, 14086870), (120, 12678183), (126, 12074460), (135, 11269496), (140, 10867014), (159, 9568440), (168, 9055845), (180, 8452122), (189, 8049640), (210, 7244676), (212, 7176330), (216, 7043435), (252, 6037230), (265, 5741064), (270, 5634748), (280, 5433507), (315, 4829784), (318, 4784220), (360, 4226061), (371, 4100760), (378, 4024820), (420, 3622338), (424, 3588165), (477, 3189480), (504, 3018615), (530, 2870532), (540, 2817374), (630, 2414892), (636, 2392110), (742, 2050380), (756, 2012410), (795, 1913688), (840, 1811169), (945, 1609928), (954, 1594740), (1060, 1435266), (1080, 1408687), (1113, 1366920), (1260, 1207446), (1272, 1196055), (1431, 1063160), (1484, 1025190), (1512, 1006205), (1590, 956844), (1855, 820152), (1890, 804964), (1908, 797370), (2120, 717633), (2226, 683460), (2385, 637896), (2520, 603723), (2862, 531580), (2968, 512595), (3180, 478422), (3339, 455640), (3710, 410076), (3780, 402482), (3797, 400680), (3816, 398685), (4452, 341730), (4770, 318948), (5565, 273384), (5724, 265790), (6360, 239211), (6678, 227820), (7155, 212632), (7420, 205038), (7560, 201241), (7594, 200340), (8904, 170865), (9540, 159474), (10017, 151880), (11130, 136692), (11391, 133560), (11448, 132895), (13356, 113910), (14310, 106316), (14840, 102519), (15188, 100170), (16695, 91128), (18985, 80136), (19080, 79737), (20034, 75940), (22260, 68346), (22782, 66780), (26579, 57240), (26712, 56955), (28620, 53158), (30376, 50085), (33390, 45564), (34173, 44520), (37970, 40068)]