20217445920

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{877}}^1\times {\mathrm{2287}}^1$

素因数の和:3192

約数の個数: 288

約数和(自身を含む): 78972461568

約数和(自身を除く): 58755015648

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 877, 1008, 1120, 1260, 1440, 1680, 1754, 2016, 2287, 2520, 2631, 3360, 3508, 4385, 4574, 5040, 5262, 6139, 6861, 7016, 7893, 8770, 9148, 10080, 10524, 11435, 12278, 13155, 13722, 14032, 15786, 16009, 17540, 18296, 18417, 20583, 21048, 22870, 24556, 26310, 27444, 28064, 30695, 31572, 32018, 34305, 35080, 36592, 36834, 39465, 41166, 42096, 45740, 48027, 49112, 52620, 54888, 55251, 61390, 63144, 64036, 68610, 70160, 73184, 73668, 78930, 80045, 82332, 84192, 91480, 92085, 96054, 98224, 102915, 105240, 109776, 110502, 122780, 126288, 128072, 137220, 140320, 144081, 147336, 157860, 160090, 164664, 182960, 184170, 192108, 196448, 205830, 210480, 219552, 221004, 240135, 245560, 252576, 256144, 274440, 276255, 288162, 294672, 315720, 320180, 329328, 365920, 368340, 384216, 411660, 420960, 442008, 480270, 491120, 512288, 548880, 552510, 576324, 589344, 631440, 640360, 658656, 720405, 736680, 768432, 823320, 884016, 960540, 982240, 1097760, 1105020, 1152648, 1262880, 1280720, 1440810, 1473360, 1536864, 1646640, 1768032, 1921080, 2005699, 2210040, 2305296, 2561440, 2881620, 2946720, 3293280, 3842160, 4011398, 4420080, 4610592, 5763240, 6017097, 7684320, 8022796, 8840160, 10028495, 11526480, 12034194, 14039893, 16045592, 18051291, 20056990, 23052960, 24068388, 28079786, 30085485, 32091184, 36102582, 40113980, 42119679, 48136776, 56159572, 60170970, 64182368, 70199465, 72205164, 80227960, 84239358, 90256455, 96273552, 112319144, 120341940, 126359037, 140398930, 144410328, 160455920, 168478716, 180512910, 192547104, 210598395, 224638288, 240683880, 252718074, 280797860, 288820656, 320911840, 336957432, 361025820, 421196790, 449276576, 481367760, 505436148, 561595720, 577641312, 631795185, 673914864, 722051640, 842393580, 962735520, 1010872296, 1123191440, 1263590370, 1347829728, 1444103280, 1684787160, 2021744592, 2246382880, 2527180740, 2888206560, 3369574320, 4043489184, 5054361480, 6739148640, 10108722960, 20217445920]

約数ペア:

[(1, 20217445920), (2, 10108722960), (3, 6739148640), (4, 5054361480), (5, 4043489184), (6, 3369574320), (7, 2888206560), (8, 2527180740), (9, 2246382880), (10, 2021744592), (12, 1684787160), (14, 1444103280), (15, 1347829728), (16, 1263590370), (18, 1123191440), (20, 1010872296), (21, 962735520), (24, 842393580), (28, 722051640), (30, 673914864), (32, 631795185), (35, 577641312), (36, 561595720), (40, 505436148), (42, 481367760), (45, 449276576), (48, 421196790), (56, 361025820), (60, 336957432), (63, 320911840), (70, 288820656), (72, 280797860), (80, 252718074), (84, 240683880), (90, 224638288), (96, 210598395), (105, 192547104), (112, 180512910), (120, 168478716), (126, 160455920), (140, 144410328), (144, 140398930), (160, 126359037), (168, 120341940), (180, 112319144), (210, 96273552), (224, 90256455), (240, 84239358), (252, 80227960), (280, 72205164), (288, 70199465), (315, 64182368), (336, 60170970), (360, 56159572), (420, 48136776), (480, 42119679), (504, 40113980), (560, 36102582), (630, 32091184), (672, 30085485), (720, 28079786), (840, 24068388), (877, 23052960), (1008, 20056990), (1120, 18051291), (1260, 16045592), (1440, 14039893), (1680, 12034194), (1754, 11526480), (2016, 10028495), (2287, 8840160), (2520, 8022796), (2631, 7684320), (3360, 6017097), (3508, 5763240), (4385, 4610592), (4574, 4420080), (5040, 4011398), (5262, 3842160), (6139, 3293280), (6861, 2946720), (7016, 2881620), (7893, 2561440), (8770, 2305296), (9148, 2210040), (10080, 2005699), (10524, 1921080), (11435, 1768032), (12278, 1646640), (13155, 1536864), (13722, 1473360), (14032, 1440810), (15786, 1280720), (16009, 1262880), (17540, 1152648), (18296, 1105020), (18417, 1097760), (20583, 982240), (21048, 960540), (22870, 884016), (24556, 823320), (26310, 768432), (27444, 736680), (28064, 720405), (30695, 658656), (31572, 640360), (32018, 631440), (34305, 589344), (35080, 576324), (36592, 552510), (36834, 548880), (39465, 512288), (41166, 491120), (42096, 480270), (45740, 442008), (48027, 420960), (49112, 411660), (52620, 384216), (54888, 368340), (55251, 365920), (61390, 329328), (63144, 320180), (64036, 315720), (68610, 294672), (70160, 288162), (73184, 276255), (73668, 274440), (78930, 256144), (80045, 252576), (82332, 245560), (84192, 240135), (91480, 221004), (92085, 219552), (96054, 210480), (98224, 205830), (102915, 196448), (105240, 192108), (109776, 184170), (110502, 182960), (122780, 164664), (126288, 160090), (128072, 157860), (137220, 147336), (140320, 144081)]