221152680

素因数分解:

$2^3\times 3^4\times 5^1\times 7^3\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 320

約数和(自身を含む): 871200000

約数和(自身を除く): 650047320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 199, 210, 216, 245, 252, 270, 280, 294, 315, 324, 343, 360, 378, 392, 398, 405, 420, 441, 490, 504, 540, 567, 588, 597, 630, 648, 686, 735, 756, 796, 810, 840, 882, 945, 980, 995, 1029, 1080, 1134, 1176, 1194, 1260, 1323, 1372, 1393, 1470, 1512, 1592, 1620, 1715, 1764, 1791, 1890, 1960, 1990, 2058, 2205, 2268, 2388, 2520, 2646, 2744, 2786, 2835, 2940, 2985, 3087, 3240, 3430, 3528, 3582, 3780, 3969, 3980, 4116, 4179, 4410, 4536, 4776, 5145, 5292, 5373, 5572, 5670, 5880, 5970, 6174, 6615, 6860, 6965, 7164, 7560, 7938, 7960, 8232, 8358, 8820, 8955, 9261, 9751, 10290, 10584, 10746, 11144, 11340, 11940, 12348, 12537, 13230, 13720, 13930, 14328, 15435, 15876, 16119, 16716, 17640, 17910, 18522, 19502, 19845, 20580, 20895, 21492, 22680, 23880, 24696, 25074, 26460, 26865, 27783, 27860, 29253, 30870, 31752, 32238, 33432, 35820, 37044, 37611, 39004, 39690, 41160, 41790, 42984, 46305, 48755, 50148, 52920, 53730, 55566, 55720, 58506, 61740, 62685, 64476, 68257, 71640, 74088, 75222, 78008, 79380, 80595, 83580, 87759, 92610, 97510, 100296, 107460, 111132, 112833, 117012, 123480, 125370, 128952, 136514, 138915, 146265, 150444, 158760, 161190, 167160, 175518, 185220, 188055, 195020, 204771, 214920, 222264, 225666, 234024, 250740, 263277, 273028, 277830, 292530, 300888, 322380, 341285, 351036, 370440, 376110, 390040, 409542, 438795, 451332, 501480, 526554, 546056, 555660, 564165, 585060, 614313, 644760, 682570, 702072, 752220, 789831, 819084, 877590, 902664, 1023855, 1053108, 1111320, 1128330, 1170120, 1228626, 1316385, 1365140, 1504440, 1579662, 1638168, 1755180, 1842939, 2047710, 2106216, 2256660, 2457252, 2632770, 2730280, 3071565, 3159324, 3510360, 3685878, 3949155, 4095420, 4513320, 4914504, 5265540, 5528817, 6143130, 6318648, 7371756, 7898310, 8190840, 9214695, 10531080, 11057634, 12286260, 14743512, 15796620, 18429390, 22115268, 24572520, 27644085, 31593240, 36858780, 44230536, 55288170, 73717560, 110576340, 221152680]

約数ペア:

[(1, 221152680), (2, 110576340), (3, 73717560), (4, 55288170), (5, 44230536), (6, 36858780), (7, 31593240), (8, 27644085), (9, 24572520), (10, 22115268), (12, 18429390), (14, 15796620), (15, 14743512), (18, 12286260), (20, 11057634), (21, 10531080), (24, 9214695), (27, 8190840), (28, 7898310), (30, 7371756), (35, 6318648), (36, 6143130), (40, 5528817), (42, 5265540), (45, 4914504), (49, 4513320), (54, 4095420), (56, 3949155), (60, 3685878), (63, 3510360), (70, 3159324), (72, 3071565), (81, 2730280), (84, 2632770), (90, 2457252), (98, 2256660), (105, 2106216), (108, 2047710), (120, 1842939), (126, 1755180), (135, 1638168), (140, 1579662), (147, 1504440), (162, 1365140), (168, 1316385), (180, 1228626), (189, 1170120), (196, 1128330), (199, 1111320), (210, 1053108), (216, 1023855), (245, 902664), (252, 877590), (270, 819084), (280, 789831), (294, 752220), (315, 702072), (324, 682570), (343, 644760), (360, 614313), (378, 585060), (392, 564165), (398, 555660), (405, 546056), (420, 526554), (441, 501480), (490, 451332), (504, 438795), (540, 409542), (567, 390040), (588, 376110), (597, 370440), (630, 351036), (648, 341285), (686, 322380), (735, 300888), (756, 292530), (796, 277830), (810, 273028), (840, 263277), (882, 250740), (945, 234024), (980, 225666), (995, 222264), (1029, 214920), (1080, 204771), (1134, 195020), (1176, 188055), (1194, 185220), (1260, 175518), (1323, 167160), (1372, 161190), (1393, 158760), (1470, 150444), (1512, 146265), (1592, 138915), (1620, 136514), (1715, 128952), (1764, 125370), (1791, 123480), (1890, 117012), (1960, 112833), (1990, 111132), (2058, 107460), (2205, 100296), (2268, 97510), (2388, 92610), (2520, 87759), (2646, 83580), (2744, 80595), (2786, 79380), (2835, 78008), (2940, 75222), (2985, 74088), (3087, 71640), (3240, 68257), (3430, 64476), (3528, 62685), (3582, 61740), (3780, 58506), (3969, 55720), (3980, 55566), (4116, 53730), (4179, 52920), (4410, 50148), (4536, 48755), (4776, 46305), (5145, 42984), (5292, 41790), (5373, 41160), (5572, 39690), (5670, 39004), (5880, 37611), (5970, 37044), (6174, 35820), (6615, 33432), (6860, 32238), (6965, 31752), (7164, 30870), (7560, 29253), (7938, 27860), (7960, 27783), (8232, 26865), (8358, 26460), (8820, 25074), (8955, 24696), (9261, 23880), (9751, 22680), (10290, 21492), (10584, 20895), (10746, 20580), (11144, 19845), (11340, 19502), (11940, 18522), (12348, 17910), (12537, 17640), (13230, 16716), (13720, 16119), (13930, 15876), (14328, 15435)]