243123720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 256

約数和(自身を含む): 875888640

約数和(自身を除く): 632764920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 53, 56, 60, 70, 84, 86, 105, 106, 120, 127, 129, 140, 159, 168, 172, 210, 212, 215, 254, 258, 265, 280, 301, 318, 344, 371, 381, 420, 424, 430, 508, 516, 530, 602, 635, 636, 645, 742, 762, 795, 840, 860, 889, 903, 1016, 1032, 1060, 1113, 1204, 1270, 1272, 1290, 1484, 1505, 1524, 1590, 1720, 1778, 1806, 1855, 1905, 2120, 2226, 2279, 2408, 2540, 2580, 2667, 2968, 3010, 3048, 3180, 3556, 3612, 3710, 3810, 4445, 4452, 4515, 4558, 5080, 5160, 5334, 5461, 5565, 6020, 6360, 6731, 6837, 7112, 7224, 7420, 7620, 8890, 8904, 9030, 9116, 10668, 10922, 11130, 11395, 12040, 13335, 13462, 13674, 14840, 15240, 15953, 16383, 17780, 18060, 18232, 20193, 21336, 21844, 22260, 22790, 26670, 26924, 27305, 27348, 31906, 32766, 33655, 34185, 35560, 36120, 38227, 40386, 43688, 44520, 45580, 47117, 47859, 53340, 53848, 54610, 54696, 63812, 65532, 67310, 68370, 76454, 79765, 80772, 81915, 91160, 94234, 95718, 100965, 106680, 109220, 114681, 127624, 131064, 134620, 136740, 141351, 152908, 159530, 161544, 163830, 188468, 191135, 191436, 201930, 218440, 229362, 235585, 239295, 269240, 273480, 282702, 289433, 305816, 319060, 327660, 376936, 382270, 382872, 403860, 458724, 471170, 478590, 565404, 573405, 578866, 638120, 655320, 706755, 764540, 807720, 868299, 917448, 942340, 957180, 1130808, 1146810, 1157732, 1413510, 1447165, 1529080, 1736598, 1884680, 1914360, 2026031, 2293620, 2315464, 2827020, 2894330, 3473196, 4052062, 4341495, 4587240, 5654040, 5788660, 6078093, 6946392, 8104124, 8682990, 10130155, 11577320, 12156186, 16208248, 17365980, 20260310, 24312372, 30390465, 34731960, 40520620, 48624744, 60780930, 81041240, 121561860, 243123720]

約数ペア:

[(1, 243123720), (2, 121561860), (3, 81041240), (4, 60780930), (5, 48624744), (6, 40520620), (7, 34731960), (8, 30390465), (10, 24312372), (12, 20260310), (14, 17365980), (15, 16208248), (20, 12156186), (21, 11577320), (24, 10130155), (28, 8682990), (30, 8104124), (35, 6946392), (40, 6078093), (42, 5788660), (43, 5654040), (53, 4587240), (56, 4341495), (60, 4052062), (70, 3473196), (84, 2894330), (86, 2827020), (105, 2315464), (106, 2293620), (120, 2026031), (127, 1914360), (129, 1884680), (140, 1736598), (159, 1529080), (168, 1447165), (172, 1413510), (210, 1157732), (212, 1146810), (215, 1130808), (254, 957180), (258, 942340), (265, 917448), (280, 868299), (301, 807720), (318, 764540), (344, 706755), (371, 655320), (381, 638120), (420, 578866), (424, 573405), (430, 565404), (508, 478590), (516, 471170), (530, 458724), (602, 403860), (635, 382872), (636, 382270), (645, 376936), (742, 327660), (762, 319060), (795, 305816), (840, 289433), (860, 282702), (889, 273480), (903, 269240), (1016, 239295), (1032, 235585), (1060, 229362), (1113, 218440), (1204, 201930), (1270, 191436), (1272, 191135), (1290, 188468), (1484, 163830), (1505, 161544), (1524, 159530), (1590, 152908), (1720, 141351), (1778, 136740), (1806, 134620), (1855, 131064), (1905, 127624), (2120, 114681), (2226, 109220), (2279, 106680), (2408, 100965), (2540, 95718), (2580, 94234), (2667, 91160), (2968, 81915), (3010, 80772), (3048, 79765), (3180, 76454), (3556, 68370), (3612, 67310), (3710, 65532), (3810, 63812), (4445, 54696), (4452, 54610), (4515, 53848), (4558, 53340), (5080, 47859), (5160, 47117), (5334, 45580), (5461, 44520), (5565, 43688), (6020, 40386), (6360, 38227), (6731, 36120), (6837, 35560), (7112, 34185), (7224, 33655), (7420, 32766), (7620, 31906), (8890, 27348), (8904, 27305), (9030, 26924), (9116, 26670), (10668, 22790), (10922, 22260), (11130, 21844), (11395, 21336), (12040, 20193), (13335, 18232), (13462, 18060), (13674, 17780), (14840, 16383), (15240, 15953)]