209969200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:156

約数の個数: 240

約数和(自身を含む): 619960320

約数和(自身を除く): 409991120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 41, 50, 56, 59, 62, 70, 80, 82, 100, 112, 118, 124, 140, 155, 164, 175, 200, 205, 217, 236, 248, 280, 287, 295, 310, 328, 350, 400, 410, 413, 434, 472, 496, 560, 574, 590, 620, 656, 700, 775, 820, 826, 868, 944, 1025, 1085, 1148, 1180, 1240, 1271, 1400, 1435, 1475, 1550, 1640, 1652, 1736, 1829, 2050, 2065, 2170, 2296, 2360, 2419, 2480, 2542, 2800, 2870, 2950, 3100, 3280, 3304, 3472, 3658, 4100, 4130, 4340, 4592, 4720, 4838, 5084, 5425, 5740, 5900, 6200, 6355, 6608, 7175, 7316, 8200, 8260, 8680, 8897, 9145, 9676, 10168, 10325, 10850, 11480, 11800, 12095, 12400, 12710, 12803, 14350, 14632, 16400, 16520, 16933, 17360, 17794, 18290, 19352, 20336, 20650, 21700, 22960, 23600, 24190, 25420, 25606, 28700, 29264, 31775, 33040, 33866, 35588, 36580, 38704, 41300, 43400, 44485, 45725, 48380, 50840, 51212, 57400, 60475, 63550, 64015, 67732, 71176, 73160, 74989, 82600, 84665, 86800, 88970, 91450, 96760, 101680, 102424, 114800, 120950, 127100, 128030, 135464, 142352, 146320, 149978, 165200, 169330, 177940, 182900, 193520, 204848, 222425, 241900, 254200, 256060, 270928, 299956, 320075, 338660, 355880, 365800, 374945, 423325, 444850, 483800, 508400, 512120, 524923, 599912, 640150, 677320, 711760, 731600, 749890, 846650, 889700, 967600, 1024240, 1049846, 1199824, 1280300, 1354640, 1499780, 1693300, 1779400, 1874725, 2099692, 2560600, 2624615, 2999560, 3386600, 3558800, 3749450, 4199384, 5121200, 5249230, 5999120, 6773200, 7498900, 8398768, 10498460, 13123075, 14997800, 20996920, 26246150, 29995600, 41993840, 52492300, 104984600, 209969200]

約数ペア:

[(1, 209969200), (2, 104984600), (4, 52492300), (5, 41993840), (7, 29995600), (8, 26246150), (10, 20996920), (14, 14997800), (16, 13123075), (20, 10498460), (25, 8398768), (28, 7498900), (31, 6773200), (35, 5999120), (40, 5249230), (41, 5121200), (50, 4199384), (56, 3749450), (59, 3558800), (62, 3386600), (70, 2999560), (80, 2624615), (82, 2560600), (100, 2099692), (112, 1874725), (118, 1779400), (124, 1693300), (140, 1499780), (155, 1354640), (164, 1280300), (175, 1199824), (200, 1049846), (205, 1024240), (217, 967600), (236, 889700), (248, 846650), (280, 749890), (287, 731600), (295, 711760), (310, 677320), (328, 640150), (350, 599912), (400, 524923), (410, 512120), (413, 508400), (434, 483800), (472, 444850), (496, 423325), (560, 374945), (574, 365800), (590, 355880), (620, 338660), (656, 320075), (700, 299956), (775, 270928), (820, 256060), (826, 254200), (868, 241900), (944, 222425), (1025, 204848), (1085, 193520), (1148, 182900), (1180, 177940), (1240, 169330), (1271, 165200), (1400, 149978), (1435, 146320), (1475, 142352), (1550, 135464), (1640, 128030), (1652, 127100), (1736, 120950), (1829, 114800), (2050, 102424), (2065, 101680), (2170, 96760), (2296, 91450), (2360, 88970), (2419, 86800), (2480, 84665), (2542, 82600), (2800, 74989), (2870, 73160), (2950, 71176), (3100, 67732), (3280, 64015), (3304, 63550), (3472, 60475), (3658, 57400), (4100, 51212), (4130, 50840), (4340, 48380), (4592, 45725), (4720, 44485), (4838, 43400), (5084, 41300), (5425, 38704), (5740, 36580), (5900, 35588), (6200, 33866), (6355, 33040), (6608, 31775), (7175, 29264), (7316, 28700), (8200, 25606), (8260, 25420), (8680, 24190), (8897, 23600), (9145, 22960), (9676, 21700), (10168, 20650), (10325, 20336), (10850, 19352), (11480, 18290), (11800, 17794), (12095, 17360), (12400, 16933), (12710, 16520), (12803, 16400), (14350, 14632)]