201521520

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:389

約数の個数: 200

約数和(自身を含む): 708128784

約数和(自身を除く): 506607264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 137, 144, 162, 180, 216, 227, 240, 270, 274, 324, 360, 405, 411, 432, 454, 540, 548, 648, 681, 685, 720, 810, 822, 908, 1080, 1096, 1135, 1233, 1296, 1362, 1370, 1620, 1644, 1816, 2043, 2055, 2160, 2192, 2270, 2466, 2724, 2740, 3240, 3288, 3405, 3632, 3699, 4086, 4110, 4540, 4932, 5448, 5480, 6129, 6165, 6480, 6576, 6810, 7398, 8172, 8220, 9080, 9864, 10215, 10896, 10960, 11097, 12258, 12330, 13620, 14796, 16344, 16440, 18160, 18387, 18495, 19728, 20430, 22194, 24516, 24660, 27240, 29592, 30645, 31099, 32688, 32880, 36774, 36990, 40860, 44388, 49032, 49320, 54480, 55485, 59184, 61290, 62198, 73548, 73980, 81720, 88776, 91935, 93297, 98064, 98640, 110970, 122580, 124396, 147096, 147960, 155495, 163440, 177552, 183870, 186594, 221940, 245160, 248792, 279891, 294192, 295920, 310990, 367740, 373188, 443880, 466485, 490320, 497584, 559782, 621980, 735480, 746376, 839673, 887760, 932970, 1119564, 1243960, 1399455, 1470960, 1492752, 1679346, 1865940, 2239128, 2487920, 2519019, 2798910, 3358692, 3731880, 4198365, 4478256, 5038038, 5597820, 6717384, 7463760, 8396730, 10076076, 11195640, 12595095, 13434768, 16793460, 20152152, 22391280, 25190190, 33586920, 40304304, 50380380, 67173840, 100760760, 201521520]

約数ペア:

[(1, 201521520), (2, 100760760), (3, 67173840), (4, 50380380), (5, 40304304), (6, 33586920), (8, 25190190), (9, 22391280), (10, 20152152), (12, 16793460), (15, 13434768), (16, 12595095), (18, 11195640), (20, 10076076), (24, 8396730), (27, 7463760), (30, 6717384), (36, 5597820), (40, 5038038), (45, 4478256), (48, 4198365), (54, 3731880), (60, 3358692), (72, 2798910), (80, 2519019), (81, 2487920), (90, 2239128), (108, 1865940), (120, 1679346), (135, 1492752), (137, 1470960), (144, 1399455), (162, 1243960), (180, 1119564), (216, 932970), (227, 887760), (240, 839673), (270, 746376), (274, 735480), (324, 621980), (360, 559782), (405, 497584), (411, 490320), (432, 466485), (454, 443880), (540, 373188), (548, 367740), (648, 310990), (681, 295920), (685, 294192), (720, 279891), (810, 248792), (822, 245160), (908, 221940), (1080, 186594), (1096, 183870), (1135, 177552), (1233, 163440), (1296, 155495), (1362, 147960), (1370, 147096), (1620, 124396), (1644, 122580), (1816, 110970), (2043, 98640), (2055, 98064), (2160, 93297), (2192, 91935), (2270, 88776), (2466, 81720), (2724, 73980), (2740, 73548), (3240, 62198), (3288, 61290), (3405, 59184), (3632, 55485), (3699, 54480), (4086, 49320), (4110, 49032), (4540, 44388), (4932, 40860), (5448, 36990), (5480, 36774), (6129, 32880), (6165, 32688), (6480, 31099), (6576, 30645), (6810, 29592), (7398, 27240), (8172, 24660), (8220, 24516), (9080, 22194), (9864, 20430), (10215, 19728), (10896, 18495), (10960, 18387), (11097, 18160), (12258, 16440), (12330, 16344), (13620, 14796)]