821627520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:683

約数の個数: 256

約数和(自身を含む): 3025140480

約数和(自身を除く): 2203512960

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, 64, 70, 80, 84, 96, 105, 112, 113, 120, 128, 140, 160, 168, 192, 210, 224, 226, 240, 280, 320, 336, 339, 384, 420, 448, 452, 480, 541, 560, 565, 640, 672, 678, 791, 840, 896, 904, 960, 1082, 1120, 1130, 1344, 1356, 1582, 1623, 1680, 1695, 1808, 1920, 2164, 2240, 2260, 2373, 2688, 2705, 2712, 3164, 3246, 3360, 3390, 3616, 3787, 3955, 4328, 4480, 4520, 4746, 5410, 5424, 6328, 6492, 6720, 6780, 7232, 7574, 7910, 8115, 8656, 9040, 9492, 10820, 10848, 11361, 11865, 12656, 12984, 13440, 13560, 14464, 15148, 15820, 16230, 17312, 18080, 18935, 18984, 21640, 21696, 22722, 23730, 25312, 25968, 27120, 30296, 31640, 32460, 34624, 36160, 37870, 37968, 43280, 43392, 45444, 47460, 50624, 51936, 54240, 56805, 60592, 61133, 63280, 64920, 69248, 72320, 75740, 75936, 86560, 90888, 94920, 101248, 103872, 108480, 113610, 121184, 122266, 126560, 129840, 151480, 151872, 173120, 181776, 183399, 189840, 207744, 216960, 227220, 242368, 244532, 253120, 259680, 302960, 303744, 305665, 346240, 363552, 366798, 379680, 427931, 454440, 484736, 489064, 506240, 519360, 605920, 611330, 727104, 733596, 759360, 855862, 908880, 916995, 978128, 1038720, 1211840, 1222660, 1283793, 1454208, 1467192, 1518720, 1711724, 1817760, 1833990, 1956256, 2139655, 2423680, 2445320, 2567586, 2934384, 3423448, 3635520, 3667980, 3912512, 4279310, 4890640, 5135172, 5868768, 6418965, 6846896, 7271040, 7335960, 7825024, 8558620, 9781280, 10270344, 11737536, 12837930, 13693792, 14671920, 17117240, 19562560, 20540688, 23475072, 25675860, 27387584, 29343840, 34234480, 39125120, 41081376, 51351720, 54775168, 58687680, 68468960, 82162752, 102703440, 117375360, 136937920, 164325504, 205406880, 273875840, 410813760, 821627520]

約数ペア:

[(1, 821627520), (2, 410813760), (3, 273875840), (4, 205406880), (5, 164325504), (6, 136937920), (7, 117375360), (8, 102703440), (10, 82162752), (12, 68468960), (14, 58687680), (15, 54775168), (16, 51351720), (20, 41081376), (21, 39125120), (24, 34234480), (28, 29343840), (30, 27387584), (32, 25675860), (35, 23475072), (40, 20540688), (42, 19562560), (48, 17117240), (56, 14671920), (60, 13693792), (64, 12837930), (70, 11737536), (80, 10270344), (84, 9781280), (96, 8558620), (105, 7825024), (112, 7335960), (113, 7271040), (120, 6846896), (128, 6418965), (140, 5868768), (160, 5135172), (168, 4890640), (192, 4279310), (210, 3912512), (224, 3667980), (226, 3635520), (240, 3423448), (280, 2934384), (320, 2567586), (336, 2445320), (339, 2423680), (384, 2139655), (420, 1956256), (448, 1833990), (452, 1817760), (480, 1711724), (541, 1518720), (560, 1467192), (565, 1454208), (640, 1283793), (672, 1222660), (678, 1211840), (791, 1038720), (840, 978128), (896, 916995), (904, 908880), (960, 855862), (1082, 759360), (1120, 733596), (1130, 727104), (1344, 611330), (1356, 605920), (1582, 519360), (1623, 506240), (1680, 489064), (1695, 484736), (1808, 454440), (1920, 427931), (2164, 379680), (2240, 366798), (2260, 363552), (2373, 346240), (2688, 305665), (2705, 303744), (2712, 302960), (3164, 259680), (3246, 253120), (3360, 244532), (3390, 242368), (3616, 227220), (3787, 216960), (3955, 207744), (4328, 189840), (4480, 183399), (4520, 181776), (4746, 173120), (5410, 151872), (5424, 151480), (6328, 129840), (6492, 126560), (6720, 122266), (6780, 121184), (7232, 113610), (7574, 108480), (7910, 103872), (8115, 101248), (8656, 94920), (9040, 90888), (9492, 86560), (10820, 75936), (10848, 75740), (11361, 72320), (11865, 69248), (12656, 64920), (12984, 63280), (13440, 61133), (13560, 60592), (14464, 56805), (15148, 54240), (15820, 51936), (16230, 50624), (17312, 47460), (18080, 45444), (18935, 43392), (18984, 43280), (21640, 37968), (21696, 37870), (22722, 36160), (23730, 34624), (25312, 32460), (25968, 31640), (27120, 30296)]