280584976

素因数分解:

$2^4\times 7^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 160

約数和(自身を含む): 687456000

約数和(自身を除く): 406871024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 41, 43, 49, 56, 58, 82, 86, 98, 112, 116, 164, 172, 196, 203, 232, 287, 301, 328, 343, 344, 392, 406, 464, 574, 602, 656, 686, 688, 784, 812, 1148, 1189, 1204, 1247, 1372, 1421, 1624, 1763, 2009, 2107, 2296, 2378, 2408, 2494, 2744, 2842, 3248, 3526, 4018, 4214, 4592, 4756, 4816, 4988, 5488, 5684, 7052, 8036, 8323, 8428, 8729, 9512, 9947, 9976, 11368, 12341, 14063, 14104, 14749, 16072, 16646, 16856, 17458, 19024, 19894, 19952, 22736, 24682, 28126, 28208, 29498, 32144, 33292, 33712, 34916, 39788, 49364, 51127, 56252, 58261, 58996, 61103, 66584, 69832, 79576, 86387, 98728, 102254, 112504, 116522, 117992, 122206, 133168, 139664, 159152, 172774, 197456, 204508, 225008, 233044, 235984, 244412, 345548, 357889, 407827, 409016, 427721, 466088, 488824, 604709, 691096, 715778, 815654, 818032, 855442, 932176, 977648, 1209418, 1382192, 1431556, 1631308, 1710884, 2418836, 2505223, 2863112, 3262616, 3421768, 4837672, 5010446, 5726224, 6525232, 6843536, 9675344, 10020892, 17536561, 20041784, 35073122, 40083568, 70146244, 140292488, 280584976]

約数ペア:

[(1, 280584976), (2, 140292488), (4, 70146244), (7, 40083568), (8, 35073122), (14, 20041784), (16, 17536561), (28, 10020892), (29, 9675344), (41, 6843536), (43, 6525232), (49, 5726224), (56, 5010446), (58, 4837672), (82, 3421768), (86, 3262616), (98, 2863112), (112, 2505223), (116, 2418836), (164, 1710884), (172, 1631308), (196, 1431556), (203, 1382192), (232, 1209418), (287, 977648), (301, 932176), (328, 855442), (343, 818032), (344, 815654), (392, 715778), (406, 691096), (464, 604709), (574, 488824), (602, 466088), (656, 427721), (686, 409016), (688, 407827), (784, 357889), (812, 345548), (1148, 244412), (1189, 235984), (1204, 233044), (1247, 225008), (1372, 204508), (1421, 197456), (1624, 172774), (1763, 159152), (2009, 139664), (2107, 133168), (2296, 122206), (2378, 117992), (2408, 116522), (2494, 112504), (2744, 102254), (2842, 98728), (3248, 86387), (3526, 79576), (4018, 69832), (4214, 66584), (4592, 61103), (4756, 58996), (4816, 58261), (4988, 56252), (5488, 51127), (5684, 49364), (7052, 39788), (8036, 34916), (8323, 33712), (8428, 33292), (8729, 32144), (9512, 29498), (9947, 28208), (9976, 28126), (11368, 24682), (12341, 22736), (14063, 19952), (14104, 19894), (14749, 19024), (16072, 17458), (16646, 16856)]