21507069240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{3539}}^1$

素因数の和:3907

約数の個数: 256

約数和(自身を含む): 76158144000

約数和(自身を除く): 54651074760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 331, 340, 360, 408, 459, 510, 540, 612, 662, 680, 765, 918, 993, 1020, 1080, 1224, 1324, 1530, 1655, 1836, 1986, 2040, 2295, 2648, 2979, 3060, 3310, 3539, 3672, 3972, 4590, 4965, 5627, 5958, 6120, 6620, 7078, 7944, 8937, 9180, 9930, 10617, 11254, 11916, 13240, 14156, 14895, 16881, 17695, 17874, 18360, 19860, 21234, 22508, 23832, 28135, 28312, 29790, 31851, 33762, 35390, 35748, 39720, 42468, 44685, 45016, 50643, 53085, 56270, 59580, 60163, 63702, 67524, 70780, 71496, 84405, 84936, 89370, 95553, 101286, 106170, 112540, 119160, 120326, 127404, 135048, 141560, 151929, 159255, 168810, 178740, 180489, 191106, 202572, 212340, 225080, 240652, 253215, 254808, 300815, 303858, 318510, 337620, 357480, 360978, 382212, 405144, 424680, 477765, 481304, 506430, 541467, 601630, 607716, 637020, 675240, 721956, 759645, 764424, 902445, 955530, 1012860, 1082934, 1171409, 1203260, 1215432, 1274040, 1443912, 1519290, 1624401, 1804890, 1911060, 2025720, 2165868, 2342818, 2406520, 2707335, 3038580, 3248802, 3514227, 3609780, 3822120, 4331736, 4685636, 5414670, 5857045, 6077160, 6497604, 7028454, 7219560, 8122005, 9371272, 10542681, 10829340, 11714090, 12995208, 14056908, 16244010, 17571135, 19913953, 21085362, 21658680, 23428180, 28113816, 31628043, 32488020, 35142270, 39827906, 42170724, 46856360, 52713405, 59741859, 63256086, 64976040, 70284540, 79655812, 84341448, 99569765, 105426810, 119483718, 126512172, 140569080, 158140215, 159311624, 179225577, 199139530, 210853620, 238967436, 253024344, 298709295, 316280430, 358451154, 398279060, 421707240, 477934872, 537676731, 597418590, 632560860, 716902308, 796558120, 896127885, 1075353462, 1194837180, 1265121720, 1433804616, 1792255770, 2150706924, 2389674360, 2688383655, 3584511540, 4301413848, 5376767310, 7169023080, 10753534620, 21507069240]

約数ペア:

[(1, 21507069240), (2, 10753534620), (3, 7169023080), (4, 5376767310), (5, 4301413848), (6, 3584511540), (8, 2688383655), (9, 2389674360), (10, 2150706924), (12, 1792255770), (15, 1433804616), (17, 1265121720), (18, 1194837180), (20, 1075353462), (24, 896127885), (27, 796558120), (30, 716902308), (34, 632560860), (36, 597418590), (40, 537676731), (45, 477934872), (51, 421707240), (54, 398279060), (60, 358451154), (68, 316280430), (72, 298709295), (85, 253024344), (90, 238967436), (102, 210853620), (108, 199139530), (120, 179225577), (135, 159311624), (136, 158140215), (153, 140569080), (170, 126512172), (180, 119483718), (204, 105426810), (216, 99569765), (255, 84341448), (270, 79655812), (306, 70284540), (331, 64976040), (340, 63256086), (360, 59741859), (408, 52713405), (459, 46856360), (510, 42170724), (540, 39827906), (612, 35142270), (662, 32488020), (680, 31628043), (765, 28113816), (918, 23428180), (993, 21658680), (1020, 21085362), (1080, 19913953), (1224, 17571135), (1324, 16244010), (1530, 14056908), (1655, 12995208), (1836, 11714090), (1986, 10829340), (2040, 10542681), (2295, 9371272), (2648, 8122005), (2979, 7219560), (3060, 7028454), (3310, 6497604), (3539, 6077160), (3672, 5857045), (3972, 5414670), (4590, 4685636), (4965, 4331736), (5627, 3822120), (5958, 3609780), (6120, 3514227), (6620, 3248802), (7078, 3038580), (7944, 2707335), (8937, 2406520), (9180, 2342818), (9930, 2165868), (10617, 2025720), (11254, 1911060), (11916, 1804890), (13240, 1624401), (14156, 1519290), (14895, 1443912), (16881, 1274040), (17695, 1215432), (17874, 1203260), (18360, 1171409), (19860, 1082934), (21234, 1012860), (22508, 955530), (23832, 902445), (28135, 764424), (28312, 759645), (29790, 721956), (31851, 675240), (33762, 637020), (35390, 607716), (35748, 601630), (39720, 541467), (42468, 506430), (44685, 481304), (45016, 477765), (50643, 424680), (53085, 405144), (56270, 382212), (59580, 360978), (60163, 357480), (63702, 337620), (67524, 318510), (70780, 303858), (71496, 300815), (84405, 254808), (84936, 253215), (89370, 240652), (95553, 225080), (101286, 212340), (106170, 202572), (112540, 191106), (119160, 180489), (120326, 178740), (127404, 168810), (135048, 159255), (141560, 151929)]