209123040

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:705

約数の個数: 192

約数和(自身を含む): 761080320

約数和(自身を除く): 551957280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 109, 112, 120, 140, 160, 168, 210, 218, 224, 240, 280, 327, 336, 420, 436, 480, 545, 560, 571, 654, 672, 763, 840, 872, 1090, 1120, 1142, 1308, 1526, 1635, 1680, 1713, 1744, 2180, 2284, 2289, 2616, 2855, 3052, 3270, 3360, 3426, 3488, 3815, 3997, 4360, 4568, 4578, 5232, 5710, 6104, 6540, 6852, 7630, 7994, 8565, 8720, 9136, 9156, 10464, 11420, 11445, 11991, 12208, 13080, 13704, 15260, 15988, 17130, 17440, 18272, 18312, 19985, 22840, 22890, 23982, 24416, 26160, 27408, 30520, 31976, 34260, 36624, 39970, 45680, 45780, 47964, 52320, 54816, 59955, 61040, 62239, 63952, 68520, 73248, 79940, 91360, 91560, 95928, 119910, 122080, 124478, 127904, 137040, 159880, 183120, 186717, 191856, 239820, 248956, 274080, 311195, 319760, 366240, 373434, 383712, 435673, 479640, 497912, 622390, 639520, 746868, 871346, 933585, 959280, 995824, 1244780, 1307019, 1493736, 1742692, 1867170, 1918560, 1991648, 2178365, 2489560, 2614038, 2987472, 3485384, 3734340, 4356730, 4979120, 5228076, 5974944, 6535095, 6970768, 7468680, 8713460, 9958240, 10456152, 13070190, 13941536, 14937360, 17426920, 20912304, 26140380, 29874720, 34853840, 41824608, 52280760, 69707680, 104561520, 209123040]

約数ペア:

[(1, 209123040), (2, 104561520), (3, 69707680), (4, 52280760), (5, 41824608), (6, 34853840), (7, 29874720), (8, 26140380), (10, 20912304), (12, 17426920), (14, 14937360), (15, 13941536), (16, 13070190), (20, 10456152), (21, 9958240), (24, 8713460), (28, 7468680), (30, 6970768), (32, 6535095), (35, 5974944), (40, 5228076), (42, 4979120), (48, 4356730), (56, 3734340), (60, 3485384), (70, 2987472), (80, 2614038), (84, 2489560), (96, 2178365), (105, 1991648), (109, 1918560), (112, 1867170), (120, 1742692), (140, 1493736), (160, 1307019), (168, 1244780), (210, 995824), (218, 959280), (224, 933585), (240, 871346), (280, 746868), (327, 639520), (336, 622390), (420, 497912), (436, 479640), (480, 435673), (545, 383712), (560, 373434), (571, 366240), (654, 319760), (672, 311195), (763, 274080), (840, 248956), (872, 239820), (1090, 191856), (1120, 186717), (1142, 183120), (1308, 159880), (1526, 137040), (1635, 127904), (1680, 124478), (1713, 122080), (1744, 119910), (2180, 95928), (2284, 91560), (2289, 91360), (2616, 79940), (2855, 73248), (3052, 68520), (3270, 63952), (3360, 62239), (3426, 61040), (3488, 59955), (3815, 54816), (3997, 52320), (4360, 47964), (4568, 45780), (4578, 45680), (5232, 39970), (5710, 36624), (6104, 34260), (6540, 31976), (6852, 30520), (7630, 27408), (7994, 26160), (8565, 24416), (8720, 23982), (9136, 22890), (9156, 22840), (10464, 19985), (11420, 18312), (11445, 18272), (11991, 17440), (12208, 17130), (13080, 15988), (13704, 15260)]