420590520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:355

約数の個数: 288

約数和(自身を含む): 1611763920

約数和(自身を除く): 1191173400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 113, 120, 126, 140, 147, 168, 180, 196, 210, 211, 226, 245, 252, 280, 294, 315, 339, 360, 392, 420, 422, 441, 452, 490, 504, 565, 588, 630, 633, 678, 735, 791, 840, 844, 882, 904, 980, 1017, 1055, 1130, 1176, 1260, 1266, 1356, 1470, 1477, 1582, 1688, 1695, 1764, 1899, 1960, 2034, 2110, 2205, 2260, 2373, 2520, 2532, 2712, 2940, 2954, 3164, 3165, 3390, 3528, 3798, 3955, 4068, 4220, 4410, 4431, 4520, 4746, 5064, 5085, 5537, 5880, 5908, 6328, 6330, 6780, 7119, 7385, 7596, 7910, 8136, 8440, 8820, 8862, 9492, 9495, 10170, 10339, 11074, 11816, 11865, 12660, 13293, 13560, 14238, 14770, 15192, 15820, 16611, 17640, 17724, 18984, 18990, 20340, 20678, 22148, 22155, 23730, 23843, 25320, 26586, 27685, 28476, 29540, 31017, 31640, 33222, 35448, 35595, 37980, 40680, 41356, 44296, 44310, 47460, 47686, 49833, 51695, 53172, 55370, 56952, 59080, 62034, 66444, 66465, 71190, 71529, 75960, 82712, 83055, 88620, 93051, 94920, 95372, 99666, 103390, 106344, 110740, 119215, 124068, 132888, 132930, 142380, 143058, 155085, 166110, 166901, 177240, 186102, 190744, 199332, 206780, 214587, 221480, 238430, 248136, 249165, 265860, 284760, 286116, 310170, 332220, 333802, 357645, 372204, 398664, 413560, 429174, 465255, 476860, 498330, 500703, 531720, 572232, 620340, 664440, 667604, 715290, 744408, 834505, 858348, 930510, 953720, 996660, 1001406, 1072935, 1168307, 1240680, 1335208, 1430580, 1502109, 1669010, 1716696, 1861020, 1993320, 2002812, 2145870, 2336614, 2503515, 2861160, 3004218, 3338020, 3504921, 3722040, 4005624, 4291740, 4673228, 5007030, 5841535, 6008436, 6676040, 7009842, 7510545, 8583480, 9346456, 10014060, 10514763, 11683070, 12016872, 14019684, 15021090, 17524605, 20028120, 21029526, 23366140, 28039368, 30042180, 35049210, 42059052, 46732280, 52573815, 60084360, 70098420, 84118104, 105147630, 140196840, 210295260, 420590520]

約数ペア:

[(1, 420590520), (2, 210295260), (3, 140196840), (4, 105147630), (5, 84118104), (6, 70098420), (7, 60084360), (8, 52573815), (9, 46732280), (10, 42059052), (12, 35049210), (14, 30042180), (15, 28039368), (18, 23366140), (20, 21029526), (21, 20028120), (24, 17524605), (28, 15021090), (30, 14019684), (35, 12016872), (36, 11683070), (40, 10514763), (42, 10014060), (45, 9346456), (49, 8583480), (56, 7510545), (60, 7009842), (63, 6676040), (70, 6008436), (72, 5841535), (84, 5007030), (90, 4673228), (98, 4291740), (105, 4005624), (113, 3722040), (120, 3504921), (126, 3338020), (140, 3004218), (147, 2861160), (168, 2503515), (180, 2336614), (196, 2145870), (210, 2002812), (211, 1993320), (226, 1861020), (245, 1716696), (252, 1669010), (280, 1502109), (294, 1430580), (315, 1335208), (339, 1240680), (360, 1168307), (392, 1072935), (420, 1001406), (422, 996660), (441, 953720), (452, 930510), (490, 858348), (504, 834505), (565, 744408), (588, 715290), (630, 667604), (633, 664440), (678, 620340), (735, 572232), (791, 531720), (840, 500703), (844, 498330), (882, 476860), (904, 465255), (980, 429174), (1017, 413560), (1055, 398664), (1130, 372204), (1176, 357645), (1260, 333802), (1266, 332220), (1356, 310170), (1470, 286116), (1477, 284760), (1582, 265860), (1688, 249165), (1695, 248136), (1764, 238430), (1899, 221480), (1960, 214587), (2034, 206780), (2110, 199332), (2205, 190744), (2260, 186102), (2373, 177240), (2520, 166901), (2532, 166110), (2712, 155085), (2940, 143058), (2954, 142380), (3164, 132930), (3165, 132888), (3390, 124068), (3528, 119215), (3798, 110740), (3955, 106344), (4068, 103390), (4220, 99666), (4410, 95372), (4431, 94920), (4520, 93051), (4746, 88620), (5064, 83055), (5085, 82712), (5537, 75960), (5880, 71529), (5908, 71190), (6328, 66465), (6330, 66444), (6780, 62034), (7119, 59080), (7385, 56952), (7596, 55370), (7910, 53172), (8136, 51695), (8440, 49833), (8820, 47686), (8862, 47460), (9492, 44310), (9495, 44296), (10170, 41356), (10339, 40680), (11074, 37980), (11816, 35595), (11865, 35448), (12660, 33222), (13293, 31640), (13560, 31017), (14238, 29540), (14770, 28476), (15192, 27685), (15820, 26586), (16611, 25320), (17640, 23843), (17724, 23730), (18984, 22155), (18990, 22148), (20340, 20678)]