219396240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:558

約数の個数: 240

約数和(自身を含む): 852374016

約数和(自身を除く): 632977776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 101, 105, 112, 120, 126, 140, 144, 168, 180, 202, 210, 240, 252, 280, 303, 315, 336, 360, 404, 420, 431, 504, 505, 560, 606, 630, 707, 720, 808, 840, 862, 909, 1008, 1010, 1212, 1260, 1293, 1414, 1515, 1616, 1680, 1724, 1818, 2020, 2121, 2155, 2424, 2520, 2586, 2828, 3017, 3030, 3448, 3535, 3636, 3879, 4040, 4242, 4310, 4545, 4848, 5040, 5172, 5656, 6034, 6060, 6363, 6465, 6896, 7070, 7272, 7758, 8080, 8484, 8620, 9051, 9090, 10344, 10605, 11312, 12068, 12120, 12726, 12930, 14140, 14544, 15085, 15516, 16968, 17240, 18102, 18180, 19395, 20688, 21210, 24136, 24240, 25452, 25860, 27153, 28280, 30170, 31032, 31815, 33936, 34480, 36204, 36360, 38790, 42420, 43531, 45255, 48272, 50904, 51720, 54306, 56560, 60340, 62064, 63630, 72408, 72720, 77580, 84840, 87062, 90510, 101808, 103440, 108612, 120680, 127260, 130593, 135765, 144816, 155160, 169680, 174124, 181020, 217224, 217655, 241360, 254520, 261186, 271530, 304717, 310320, 348248, 362040, 391779, 434448, 435310, 509040, 522372, 543060, 609434, 652965, 696496, 724080, 783558, 870620, 914151, 1044744, 1086120, 1218868, 1305930, 1523585, 1567116, 1741240, 1828302, 1958895, 2089488, 2172240, 2437736, 2611860, 2742453, 3047170, 3134232, 3482480, 3656604, 3917790, 4570755, 4875472, 5223720, 5484906, 6094340, 6268464, 7313208, 7835580, 9141510, 10447440, 10969812, 12188680, 13712265, 14626416, 15671160, 18283020, 21939624, 24377360, 27424530, 31342320, 36566040, 43879248, 54849060, 73132080, 109698120, 219396240]

約数ペア:

[(1, 219396240), (2, 109698120), (3, 73132080), (4, 54849060), (5, 43879248), (6, 36566040), (7, 31342320), (8, 27424530), (9, 24377360), (10, 21939624), (12, 18283020), (14, 15671160), (15, 14626416), (16, 13712265), (18, 12188680), (20, 10969812), (21, 10447440), (24, 9141510), (28, 7835580), (30, 7313208), (35, 6268464), (36, 6094340), (40, 5484906), (42, 5223720), (45, 4875472), (48, 4570755), (56, 3917790), (60, 3656604), (63, 3482480), (70, 3134232), (72, 3047170), (80, 2742453), (84, 2611860), (90, 2437736), (101, 2172240), (105, 2089488), (112, 1958895), (120, 1828302), (126, 1741240), (140, 1567116), (144, 1523585), (168, 1305930), (180, 1218868), (202, 1086120), (210, 1044744), (240, 914151), (252, 870620), (280, 783558), (303, 724080), (315, 696496), (336, 652965), (360, 609434), (404, 543060), (420, 522372), (431, 509040), (504, 435310), (505, 434448), (560, 391779), (606, 362040), (630, 348248), (707, 310320), (720, 304717), (808, 271530), (840, 261186), (862, 254520), (909, 241360), (1008, 217655), (1010, 217224), (1212, 181020), (1260, 174124), (1293, 169680), (1414, 155160), (1515, 144816), (1616, 135765), (1680, 130593), (1724, 127260), (1818, 120680), (2020, 108612), (2121, 103440), (2155, 101808), (2424, 90510), (2520, 87062), (2586, 84840), (2828, 77580), (3017, 72720), (3030, 72408), (3448, 63630), (3535, 62064), (3636, 60340), (3879, 56560), (4040, 54306), (4242, 51720), (4310, 50904), (4545, 48272), (4848, 45255), (5040, 43531), (5172, 42420), (5656, 38790), (6034, 36360), (6060, 36204), (6363, 34480), (6465, 33936), (6896, 31815), (7070, 31032), (7272, 30170), (7758, 28280), (8080, 27153), (8484, 25860), (8620, 25452), (9051, 24240), (9090, 24136), (10344, 21210), (10605, 20688), (11312, 19395), (12068, 18180), (12120, 18102), (12726, 17240), (12930, 16968), (14140, 15516), (14544, 15085)]