197967840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:494

約数の個数: 288

約数和(自身を含む): 765313920

約数和(自身を除く): 567346080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 96, 98, 105, 112, 114, 120, 133, 140, 147, 152, 160, 168, 190, 196, 210, 224, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 443, 456, 480, 490, 532, 560, 570, 588, 608, 665, 672, 735, 760, 784, 798, 840, 886, 912, 931, 980, 1064, 1120, 1140, 1176, 1329, 1330, 1470, 1520, 1568, 1596, 1680, 1772, 1824, 1862, 1960, 1995, 2128, 2215, 2280, 2352, 2658, 2660, 2793, 2940, 3040, 3101, 3192, 3360, 3544, 3724, 3920, 3990, 4256, 4430, 4560, 4655, 4704, 5316, 5320, 5586, 5880, 6202, 6384, 6645, 7088, 7448, 7840, 7980, 8417, 8860, 9120, 9303, 9310, 10632, 10640, 11172, 11760, 12404, 12768, 13290, 13965, 14176, 14896, 15505, 15960, 16834, 17720, 18606, 18620, 21264, 21280, 21707, 22344, 23520, 24808, 25251, 26580, 27930, 29792, 31010, 31920, 33668, 35440, 37212, 37240, 42085, 42528, 43414, 44688, 46515, 49616, 50502, 53160, 55860, 58919, 62020, 63840, 65121, 67336, 70880, 74424, 74480, 84170, 86828, 89376, 93030, 99232, 101004, 106320, 108535, 111720, 117838, 124040, 126255, 130242, 134672, 148848, 148960, 168340, 173656, 176757, 186060, 202008, 212640, 217070, 223440, 235676, 248080, 252510, 260484, 269344, 294595, 297696, 325605, 336680, 347312, 353514, 372120, 404016, 412433, 434140, 446880, 471352, 496160, 505020, 520968, 589190, 651210, 673360, 694624, 707028, 744240, 808032, 824866, 868280, 883785, 942704, 1010040, 1041936, 1178380, 1237299, 1302420, 1346720, 1414056, 1488480, 1649732, 1736560, 1767570, 1885408, 2020080, 2062165, 2083872, 2356760, 2474598, 2604840, 2828112, 3299464, 3473120, 3535140, 4040160, 4124330, 4713520, 4949196, 5209680, 5656224, 6186495, 6598928, 7070280, 8248660, 9427040, 9898392, 10419360, 12372990, 13197856, 14140560, 16497320, 19796784, 24745980, 28281120, 32994640, 39593568, 49491960, 65989280, 98983920, 197967840]

約数ペア:

[(1, 197967840), (2, 98983920), (3, 65989280), (4, 49491960), (5, 39593568), (6, 32994640), (7, 28281120), (8, 24745980), (10, 19796784), (12, 16497320), (14, 14140560), (15, 13197856), (16, 12372990), (19, 10419360), (20, 9898392), (21, 9427040), (24, 8248660), (28, 7070280), (30, 6598928), (32, 6186495), (35, 5656224), (38, 5209680), (40, 4949196), (42, 4713520), (48, 4124330), (49, 4040160), (56, 3535140), (57, 3473120), (60, 3299464), (70, 2828112), (76, 2604840), (80, 2474598), (84, 2356760), (95, 2083872), (96, 2062165), (98, 2020080), (105, 1885408), (112, 1767570), (114, 1736560), (120, 1649732), (133, 1488480), (140, 1414056), (147, 1346720), (152, 1302420), (160, 1237299), (168, 1178380), (190, 1041936), (196, 1010040), (210, 942704), (224, 883785), (228, 868280), (240, 824866), (245, 808032), (266, 744240), (280, 707028), (285, 694624), (294, 673360), (304, 651210), (336, 589190), (380, 520968), (392, 505020), (399, 496160), (420, 471352), (443, 446880), (456, 434140), (480, 412433), (490, 404016), (532, 372120), (560, 353514), (570, 347312), (588, 336680), (608, 325605), (665, 297696), (672, 294595), (735, 269344), (760, 260484), (784, 252510), (798, 248080), (840, 235676), (886, 223440), (912, 217070), (931, 212640), (980, 202008), (1064, 186060), (1120, 176757), (1140, 173656), (1176, 168340), (1329, 148960), (1330, 148848), (1470, 134672), (1520, 130242), (1568, 126255), (1596, 124040), (1680, 117838), (1772, 111720), (1824, 108535), (1862, 106320), (1960, 101004), (1995, 99232), (2128, 93030), (2215, 89376), (2280, 86828), (2352, 84170), (2658, 74480), (2660, 74424), (2793, 70880), (2940, 67336), (3040, 65121), (3101, 63840), (3192, 62020), (3360, 58919), (3544, 55860), (3724, 53160), (3920, 50502), (3990, 49616), (4256, 46515), (4430, 44688), (4560, 43414), (4655, 42528), (4704, 42085), (5316, 37240), (5320, 37212), (5586, 35440), (5880, 33668), (6202, 31920), (6384, 31010), (6645, 29792), (7088, 27930), (7448, 26580), (7840, 25251), (7980, 24808), (8417, 23520), (8860, 22344), (9120, 21707), (9303, 21280), (9310, 21264), (10632, 18620), (10640, 18606), (11172, 17720), (11760, 16834), (12404, 15960), (12768, 15505), (13290, 14896), (13965, 14176)]