21489111840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{7243}}^1$

素因数の和:8151

約数の個数: 192

約数和(自身を含む): 77459106816

約数和(自身を除く): 55969994976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 883, 1120, 1680, 1766, 2649, 3360, 3532, 4415, 5298, 6181, 7064, 7243, 8830, 10596, 12362, 13245, 14128, 14486, 17660, 18543, 21192, 21729, 24724, 26490, 28256, 28972, 30905, 35320, 36215, 37086, 42384, 43458, 49448, 50701, 52980, 57944, 61810, 70640, 72430, 74172, 84768, 86916, 92715, 98896, 101402, 105960, 108645, 115888, 123620, 141280, 144860, 148344, 152103, 173832, 185430, 197792, 202804, 211920, 217290, 231776, 247240, 253505, 289720, 296688, 304206, 347664, 370860, 405608, 423840, 434580, 494480, 507010, 579440, 593376, 608412, 695328, 741720, 760515, 811216, 869160, 988960, 1014020, 1158880, 1216824, 1483440, 1521030, 1622432, 1738320, 2028040, 2433648, 2966880, 3042060, 3476640, 4056080, 4867296, 6084120, 6395569, 8112160, 12168240, 12791138, 19186707, 24336480, 25582276, 31977845, 38373414, 44768983, 51164552, 63955690, 76746828, 89537966, 95933535, 102329104, 127911380, 134306949, 153493656, 179075932, 191867070, 204658208, 223844915, 255822760, 268613898, 306987312, 358151864, 383734140, 447689830, 511645520, 537227796, 613974624, 671534745, 716303728, 767468280, 895379660, 1023291040, 1074455592, 1343069490, 1432607456, 1534936560, 1790759320, 2148911184, 2686138980, 3069873120, 3581518640, 4297822368, 5372277960, 7163037280, 10744555920, 21489111840]

約数ペア:

[(1, 21489111840), (2, 10744555920), (3, 7163037280), (4, 5372277960), (5, 4297822368), (6, 3581518640), (7, 3069873120), (8, 2686138980), (10, 2148911184), (12, 1790759320), (14, 1534936560), (15, 1432607456), (16, 1343069490), (20, 1074455592), (21, 1023291040), (24, 895379660), (28, 767468280), (30, 716303728), (32, 671534745), (35, 613974624), (40, 537227796), (42, 511645520), (48, 447689830), (56, 383734140), (60, 358151864), (70, 306987312), (80, 268613898), (84, 255822760), (96, 223844915), (105, 204658208), (112, 191867070), (120, 179075932), (140, 153493656), (160, 134306949), (168, 127911380), (210, 102329104), (224, 95933535), (240, 89537966), (280, 76746828), (336, 63955690), (420, 51164552), (480, 44768983), (560, 38373414), (672, 31977845), (840, 25582276), (883, 24336480), (1120, 19186707), (1680, 12791138), (1766, 12168240), (2649, 8112160), (3360, 6395569), (3532, 6084120), (4415, 4867296), (5298, 4056080), (6181, 3476640), (7064, 3042060), (7243, 2966880), (8830, 2433648), (10596, 2028040), (12362, 1738320), (13245, 1622432), (14128, 1521030), (14486, 1483440), (17660, 1216824), (18543, 1158880), (21192, 1014020), (21729, 988960), (24724, 869160), (26490, 811216), (28256, 760515), (28972, 741720), (30905, 695328), (35320, 608412), (36215, 593376), (37086, 579440), (42384, 507010), (43458, 494480), (49448, 434580), (50701, 423840), (52980, 405608), (57944, 370860), (61810, 347664), (70640, 304206), (72430, 296688), (74172, 289720), (84768, 253505), (86916, 247240), (92715, 231776), (98896, 217290), (101402, 211920), (105960, 202804), (108645, 197792), (115888, 185430), (123620, 173832), (141280, 152103), (144860, 148344)]