644655240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:297

約数の個数: 256

約数和(自身を含む): 2232576000

約数和(自身を除く): 1587920760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 67, 72, 90, 108, 118, 120, 134, 135, 151, 177, 180, 201, 216, 236, 268, 270, 295, 302, 335, 354, 360, 402, 453, 472, 531, 536, 540, 590, 603, 604, 670, 708, 755, 804, 885, 906, 1005, 1062, 1080, 1180, 1206, 1208, 1340, 1359, 1416, 1510, 1593, 1608, 1770, 1809, 1812, 2010, 2124, 2265, 2360, 2412, 2655, 2680, 2718, 3015, 3020, 3186, 3540, 3618, 3624, 3953, 4020, 4077, 4248, 4530, 4824, 5310, 5436, 6030, 6040, 6372, 6795, 7080, 7236, 7906, 7965, 8040, 8154, 8909, 9045, 9060, 10117, 10620, 10872, 11859, 12060, 12744, 13590, 14472, 15812, 15930, 16308, 17818, 18090, 18120, 19765, 20234, 20385, 21240, 23718, 24120, 26727, 27180, 30351, 31624, 31860, 32616, 35577, 35636, 36180, 39530, 40468, 40770, 44545, 47436, 50585, 53454, 54360, 59295, 60702, 63720, 71154, 71272, 72360, 79060, 80181, 80936, 81540, 89090, 91053, 94872, 101170, 106731, 106908, 118590, 121404, 133635, 142308, 151755, 158120, 160362, 163080, 177885, 178180, 182106, 202340, 213462, 213816, 237180, 240543, 242808, 267270, 273159, 284616, 303510, 320724, 355770, 356360, 364212, 400905, 404680, 426924, 455265, 474360, 481086, 533655, 534540, 546318, 596903, 607020, 641448, 711540, 728424, 801810, 853848, 910530, 962172, 1067310, 1069080, 1092636, 1193806, 1202715, 1214040, 1365795, 1423080, 1603620, 1790709, 1821060, 1924344, 2134620, 2185272, 2387612, 2405430, 2731590, 2984515, 3207240, 3581418, 3642120, 4269240, 4775224, 4810860, 5372127, 5463180, 5969030, 7162836, 8953545, 9621720, 10744254, 10926360, 11938060, 14325672, 16116381, 17907090, 21488508, 23876120, 26860635, 32232762, 35814180, 42977016, 53721270, 64465524, 71628360, 80581905, 107442540, 128931048, 161163810, 214885080, 322327620, 644655240]

約数ペア:

[(1, 644655240), (2, 322327620), (3, 214885080), (4, 161163810), (5, 128931048), (6, 107442540), (8, 80581905), (9, 71628360), (10, 64465524), (12, 53721270), (15, 42977016), (18, 35814180), (20, 32232762), (24, 26860635), (27, 23876120), (30, 21488508), (36, 17907090), (40, 16116381), (45, 14325672), (54, 11938060), (59, 10926360), (60, 10744254), (67, 9621720), (72, 8953545), (90, 7162836), (108, 5969030), (118, 5463180), (120, 5372127), (134, 4810860), (135, 4775224), (151, 4269240), (177, 3642120), (180, 3581418), (201, 3207240), (216, 2984515), (236, 2731590), (268, 2405430), (270, 2387612), (295, 2185272), (302, 2134620), (335, 1924344), (354, 1821060), (360, 1790709), (402, 1603620), (453, 1423080), (472, 1365795), (531, 1214040), (536, 1202715), (540, 1193806), (590, 1092636), (603, 1069080), (604, 1067310), (670, 962172), (708, 910530), (755, 853848), (804, 801810), (885, 728424), (906, 711540), (1005, 641448), (1062, 607020), (1080, 596903), (1180, 546318), (1206, 534540), (1208, 533655), (1340, 481086), (1359, 474360), (1416, 455265), (1510, 426924), (1593, 404680), (1608, 400905), (1770, 364212), (1809, 356360), (1812, 355770), (2010, 320724), (2124, 303510), (2265, 284616), (2360, 273159), (2412, 267270), (2655, 242808), (2680, 240543), (2718, 237180), (3015, 213816), (3020, 213462), (3186, 202340), (3540, 182106), (3618, 178180), (3624, 177885), (3953, 163080), (4020, 160362), (4077, 158120), (4248, 151755), (4530, 142308), (4824, 133635), (5310, 121404), (5436, 118590), (6030, 106908), (6040, 106731), (6372, 101170), (6795, 94872), (7080, 91053), (7236, 89090), (7906, 81540), (7965, 80936), (8040, 80181), (8154, 79060), (8909, 72360), (9045, 71272), (9060, 71154), (10117, 63720), (10620, 60702), (10872, 59295), (11859, 54360), (12060, 53454), (12744, 50585), (13590, 47436), (14472, 44545), (15812, 40770), (15930, 40468), (16308, 39530), (17818, 36180), (18090, 35636), (18120, 35577), (19765, 32616), (20234, 31860), (20385, 31624), (21240, 30351), (23718, 27180), (24120, 26727)]