21654600

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 77941440

約数和(自身を除く): 56286840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 25, 30, 33, 34, 40, 44, 50, 51, 55, 60, 66, 68, 75, 85, 88, 100, 102, 110, 120, 132, 136, 150, 165, 170, 187, 193, 200, 204, 220, 255, 264, 275, 300, 330, 340, 374, 386, 408, 425, 440, 510, 550, 561, 579, 600, 660, 680, 748, 772, 825, 850, 935, 965, 1020, 1100, 1122, 1158, 1275, 1320, 1496, 1544, 1650, 1700, 1870, 1930, 2040, 2123, 2200, 2244, 2316, 2550, 2805, 2895, 3281, 3300, 3400, 3740, 3860, 4246, 4488, 4632, 4675, 4825, 5100, 5610, 5790, 6369, 6562, 6600, 7480, 7720, 8492, 9350, 9650, 9843, 10200, 10615, 11220, 11580, 12738, 13124, 14025, 14475, 16405, 16984, 18700, 19300, 19686, 21230, 22440, 23160, 25476, 26248, 28050, 28950, 31845, 32810, 36091, 37400, 38600, 39372, 42460, 49215, 50952, 53075, 56100, 57900, 63690, 65620, 72182, 78744, 82025, 84920, 98430, 106150, 108273, 112200, 115800, 127380, 131240, 144364, 159225, 164050, 180455, 196860, 212300, 216546, 246075, 254760, 288728, 318450, 328100, 360910, 393720, 424600, 433092, 492150, 541365, 636900, 656200, 721820, 866184, 902275, 984300, 1082730, 1273800, 1443640, 1804550, 1968600, 2165460, 2706825, 3609100, 4330920, 5413650, 7218200, 10827300, 21654600]

約数ペア:

[(1, 21654600), (2, 10827300), (3, 7218200), (4, 5413650), (5, 4330920), (6, 3609100), (8, 2706825), (10, 2165460), (11, 1968600), (12, 1804550), (15, 1443640), (17, 1273800), (20, 1082730), (22, 984300), (24, 902275), (25, 866184), (30, 721820), (33, 656200), (34, 636900), (40, 541365), (44, 492150), (50, 433092), (51, 424600), (55, 393720), (60, 360910), (66, 328100), (68, 318450), (75, 288728), (85, 254760), (88, 246075), (100, 216546), (102, 212300), (110, 196860), (120, 180455), (132, 164050), (136, 159225), (150, 144364), (165, 131240), (170, 127380), (187, 115800), (193, 112200), (200, 108273), (204, 106150), (220, 98430), (255, 84920), (264, 82025), (275, 78744), (300, 72182), (330, 65620), (340, 63690), (374, 57900), (386, 56100), (408, 53075), (425, 50952), (440, 49215), (510, 42460), (550, 39372), (561, 38600), (579, 37400), (600, 36091), (660, 32810), (680, 31845), (748, 28950), (772, 28050), (825, 26248), (850, 25476), (935, 23160), (965, 22440), (1020, 21230), (1100, 19686), (1122, 19300), (1158, 18700), (1275, 16984), (1320, 16405), (1496, 14475), (1544, 14025), (1650, 13124), (1700, 12738), (1870, 11580), (1930, 11220), (2040, 10615), (2123, 10200), (2200, 9843), (2244, 9650), (2316, 9350), (2550, 8492), (2805, 7720), (2895, 7480), (3281, 6600), (3300, 6562), (3400, 6369), (3740, 5790), (3860, 5610), (4246, 5100), (4488, 4825), (4632, 4675)]