21228632880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{20681}}^1$

素因数の和:20764

約数の個数: 320

約数和(自身を含む): 82722705408

約数和(自身を除く): 61494072528

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 94, 104, 105, 112, 120, 130, 140, 141, 156, 168, 182, 188, 195, 208, 210, 235, 240, 260, 273, 280, 282, 312, 329, 336, 364, 376, 390, 420, 455, 470, 520, 546, 560, 564, 611, 624, 658, 705, 728, 752, 780, 840, 910, 940, 987, 1040, 1092, 1128, 1222, 1316, 1365, 1410, 1456, 1560, 1645, 1680, 1820, 1833, 1880, 1974, 2184, 2256, 2444, 2632, 2730, 2820, 3055, 3120, 3290, 3640, 3666, 3760, 3948, 4277, 4368, 4888, 4935, 5264, 5460, 5640, 6110, 6580, 7280, 7332, 7896, 8554, 9165, 9776, 9870, 10920, 11280, 12220, 12831, 13160, 14664, 15792, 17108, 18330, 19740, 20681, 21385, 21840, 24440, 25662, 26320, 29328, 34216, 36660, 39480, 41362, 42770, 48880, 51324, 62043, 64155, 68432, 73320, 78960, 82724, 85540, 102648, 103405, 124086, 128310, 144767, 146640, 165448, 171080, 205296, 206810, 248172, 256620, 268853, 289534, 310215, 330896, 342160, 413620, 434301, 496344, 513240, 537706, 579068, 620430, 723835, 806559, 827240, 868602, 972007, 992688, 1026480, 1075412, 1158136, 1240860, 1344265, 1447670, 1613118, 1654480, 1737204, 1881971, 1944014, 2150824, 2171505, 2316272, 2481720, 2688530, 2895340, 2916021, 3226236, 3474408, 3763942, 3888028, 4032795, 4301648, 4343010, 4860035, 4963440, 5377060, 5645913, 5790680, 5832042, 6452472, 6804049, 6948816, 7527884, 7776056, 8065590, 8686020, 9409855, 9720070, 10754120, 11291826, 11581360, 11664084, 12636091, 12904944, 13608098, 14580105, 15055768, 15552112, 16131180, 17372040, 18819710, 19440140, 20412147, 21508240, 22583652, 23328168, 25272182, 27216196, 28229565, 29160210, 30111536, 32262360, 34020245, 34744080, 37639420, 37908273, 38880280, 40824294, 45167304, 46656336, 50544364, 54432392, 56459130, 58320420, 63180455, 64524720, 68040490, 75278840, 75816546, 77760560, 81648588, 88452637, 90334608, 101088728, 102060735, 108864784, 112918260, 116640840, 126360910, 136080980, 150557680, 151633092, 163297176, 176905274, 189541365, 202177456, 204121470, 225836520, 233281680, 252721820, 265357911, 272161960, 303266184, 326594352, 353810548, 379082730, 408242940, 442263185, 451673040, 505443640, 530715822, 544323920, 606532368, 707621096, 758165460, 816485880, 884526370, 1010887280, 1061431644, 1326789555, 1415242192, 1516330920, 1632971760, 1769052740, 2122863288, 2653579110, 3032661840, 3538105480, 4245726576, 5307158220, 7076210960, 10614316440, 21228632880]

約数ペア:

[(1, 21228632880), (2, 10614316440), (3, 7076210960), (4, 5307158220), (5, 4245726576), (6, 3538105480), (7, 3032661840), (8, 2653579110), (10, 2122863288), (12, 1769052740), (13, 1632971760), (14, 1516330920), (15, 1415242192), (16, 1326789555), (20, 1061431644), (21, 1010887280), (24, 884526370), (26, 816485880), (28, 758165460), (30, 707621096), (35, 606532368), (39, 544323920), (40, 530715822), (42, 505443640), (47, 451673040), (48, 442263185), (52, 408242940), (56, 379082730), (60, 353810548), (65, 326594352), (70, 303266184), (78, 272161960), (80, 265357911), (84, 252721820), (91, 233281680), (94, 225836520), (104, 204121470), (105, 202177456), (112, 189541365), (120, 176905274), (130, 163297176), (140, 151633092), (141, 150557680), (156, 136080980), (168, 126360910), (182, 116640840), (188, 112918260), (195, 108864784), (208, 102060735), (210, 101088728), (235, 90334608), (240, 88452637), (260, 81648588), (273, 77760560), (280, 75816546), (282, 75278840), (312, 68040490), (329, 64524720), (336, 63180455), (364, 58320420), (376, 56459130), (390, 54432392), (420, 50544364), (455, 46656336), (470, 45167304), (520, 40824294), (546, 38880280), (560, 37908273), (564, 37639420), (611, 34744080), (624, 34020245), (658, 32262360), (705, 30111536), (728, 29160210), (752, 28229565), (780, 27216196), (840, 25272182), (910, 23328168), (940, 22583652), (987, 21508240), (1040, 20412147), (1092, 19440140), (1128, 18819710), (1222, 17372040), (1316, 16131180), (1365, 15552112), (1410, 15055768), (1456, 14580105), (1560, 13608098), (1645, 12904944), (1680, 12636091), (1820, 11664084), (1833, 11581360), (1880, 11291826), (1974, 10754120), (2184, 9720070), (2256, 9409855), (2444, 8686020), (2632, 8065590), (2730, 7776056), (2820, 7527884), (3055, 6948816), (3120, 6804049), (3290, 6452472), (3640, 5832042), (3666, 5790680), (3760, 5645913), (3948, 5377060), (4277, 4963440), (4368, 4860035), (4888, 4343010), (4935, 4301648), (5264, 4032795), (5460, 3888028), (5640, 3763942), (6110, 3474408), (6580, 3226236), (7280, 2916021), (7332, 2895340), (7896, 2688530), (8554, 2481720), (9165, 2316272), (9776, 2171505), (9870, 2150824), (10920, 1944014), (11280, 1881971), (12220, 1737204), (12831, 1654480), (13160, 1613118), (14664, 1447670), (15792, 1344265), (17108, 1240860), (18330, 1158136), (19740, 1075412), (20681, 1026480), (21385, 992688), (21840, 972007), (24440, 868602), (25662, 827240), (26320, 806559), (29328, 723835), (34216, 620430), (36660, 579068), (39480, 537706), (41362, 513240), (42770, 496344), (48880, 434301), (51324, 413620), (62043, 342160), (64155, 330896), (68432, 310215), (73320, 289534), (78960, 268853), (82724, 256620), (85540, 248172), (102648, 206810), (103405, 205296), (124086, 171080), (128310, 165448), (144767, 146640)]