253706880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:511

約数の個数: 256

約数和(自身を含む): 947865600

約数和(自身を除く): 694158720

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, 43, 48, 56, 60, 64, 70, 80, 84, 86, 96, 105, 112, 120, 128, 129, 140, 160, 168, 172, 192, 210, 215, 224, 240, 258, 280, 301, 320, 336, 344, 384, 420, 430, 439, 448, 480, 516, 560, 602, 640, 645, 672, 688, 840, 860, 878, 896, 903, 960, 1032, 1120, 1204, 1290, 1317, 1344, 1376, 1505, 1680, 1720, 1756, 1806, 1920, 2064, 2195, 2240, 2408, 2580, 2634, 2688, 2752, 3010, 3073, 3360, 3440, 3512, 3612, 4128, 4390, 4480, 4515, 4816, 5160, 5268, 5504, 6020, 6146, 6585, 6720, 6880, 7024, 7224, 8256, 8780, 9030, 9219, 9632, 10320, 10536, 12040, 12292, 13170, 13440, 13760, 14048, 14448, 15365, 16512, 17560, 18060, 18438, 18877, 19264, 20640, 21072, 24080, 24584, 26340, 27520, 28096, 28896, 30730, 35120, 36120, 36876, 37754, 38528, 41280, 42144, 46095, 48160, 49168, 52680, 56192, 56631, 57792, 61460, 70240, 72240, 73752, 75508, 82560, 84288, 92190, 94385, 96320, 98336, 105360, 113262, 115584, 122920, 132139, 140480, 144480, 147504, 151016, 168576, 184380, 188770, 192640, 196672, 210720, 226524, 245840, 264278, 280960, 283155, 288960, 295008, 302032, 368760, 377540, 393344, 396417, 421440, 453048, 491680, 528556, 566310, 577920, 590016, 604064, 660695, 737520, 755080, 792834, 842880, 906096, 983360, 1057112, 1132620, 1180032, 1208128, 1321390, 1475040, 1510160, 1585668, 1812192, 1966720, 1982085, 2114224, 2265240, 2416256, 2642780, 2950080, 3020320, 3171336, 3624384, 3964170, 4228448, 4530480, 5285560, 5900160, 6040640, 6342672, 7248768, 7928340, 8456896, 9060960, 10571120, 12081280, 12685344, 15856680, 16913792, 18121920, 21142240, 25370688, 31713360, 36243840, 42284480, 50741376, 63426720, 84568960, 126853440, 253706880]

約数ペア:

[(1, 253706880), (2, 126853440), (3, 84568960), (4, 63426720), (5, 50741376), (6, 42284480), (7, 36243840), (8, 31713360), (10, 25370688), (12, 21142240), (14, 18121920), (15, 16913792), (16, 15856680), (20, 12685344), (21, 12081280), (24, 10571120), (28, 9060960), (30, 8456896), (32, 7928340), (35, 7248768), (40, 6342672), (42, 6040640), (43, 5900160), (48, 5285560), (56, 4530480), (60, 4228448), (64, 3964170), (70, 3624384), (80, 3171336), (84, 3020320), (86, 2950080), (96, 2642780), (105, 2416256), (112, 2265240), (120, 2114224), (128, 1982085), (129, 1966720), (140, 1812192), (160, 1585668), (168, 1510160), (172, 1475040), (192, 1321390), (210, 1208128), (215, 1180032), (224, 1132620), (240, 1057112), (258, 983360), (280, 906096), (301, 842880), (320, 792834), (336, 755080), (344, 737520), (384, 660695), (420, 604064), (430, 590016), (439, 577920), (448, 566310), (480, 528556), (516, 491680), (560, 453048), (602, 421440), (640, 396417), (645, 393344), (672, 377540), (688, 368760), (840, 302032), (860, 295008), (878, 288960), (896, 283155), (903, 280960), (960, 264278), (1032, 245840), (1120, 226524), (1204, 210720), (1290, 196672), (1317, 192640), (1344, 188770), (1376, 184380), (1505, 168576), (1680, 151016), (1720, 147504), (1756, 144480), (1806, 140480), (1920, 132139), (2064, 122920), (2195, 115584), (2240, 113262), (2408, 105360), (2580, 98336), (2634, 96320), (2688, 94385), (2752, 92190), (3010, 84288), (3073, 82560), (3360, 75508), (3440, 73752), (3512, 72240), (3612, 70240), (4128, 61460), (4390, 57792), (4480, 56631), (4515, 56192), (4816, 52680), (5160, 49168), (5268, 48160), (5504, 46095), (6020, 42144), (6146, 41280), (6585, 38528), (6720, 37754), (6880, 36876), (7024, 36120), (7224, 35120), (8256, 30730), (8780, 28896), (9030, 28096), (9219, 27520), (9632, 26340), (10320, 24584), (10536, 24080), (12040, 21072), (12292, 20640), (13170, 19264), (13440, 18877), (13760, 18438), (14048, 18060), (14448, 17560), (15365, 16512)]