87238620

素因数分解:

$2^2\times 3^4\times 5^1\times 7^3\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 240

約数和(自身を含む): 321182400

約数和(自身を除く): 233943780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 81, 84, 90, 98, 105, 108, 126, 135, 140, 147, 157, 162, 180, 189, 196, 210, 245, 252, 270, 294, 314, 315, 324, 343, 378, 405, 420, 441, 471, 490, 540, 567, 588, 628, 630, 686, 735, 756, 785, 810, 882, 942, 945, 980, 1029, 1099, 1134, 1260, 1323, 1372, 1413, 1470, 1570, 1620, 1715, 1764, 1884, 1890, 2058, 2198, 2205, 2268, 2355, 2646, 2826, 2835, 2940, 3087, 3140, 3297, 3430, 3780, 3969, 4116, 4239, 4396, 4410, 4710, 5145, 5292, 5495, 5652, 5670, 6174, 6594, 6615, 6860, 7065, 7693, 7938, 8478, 8820, 9261, 9420, 9891, 10290, 10990, 11340, 12348, 12717, 13188, 13230, 14130, 15386, 15435, 15876, 16485, 16956, 18522, 19782, 19845, 20580, 21195, 21980, 23079, 25434, 26460, 27783, 28260, 29673, 30772, 30870, 32970, 37044, 38465, 39564, 39690, 42390, 46158, 46305, 49455, 50868, 53851, 55566, 59346, 61740, 63585, 65940, 69237, 76930, 79380, 84780, 89019, 92316, 92610, 98910, 107702, 111132, 115395, 118692, 127170, 138474, 138915, 148365, 153860, 161553, 178038, 185220, 197820, 207711, 215404, 230790, 254340, 269255, 276948, 277830, 296730, 323106, 346185, 356076, 415422, 445095, 461580, 484659, 538510, 555660, 593460, 623133, 646212, 692370, 807765, 830844, 890190, 969318, 1038555, 1077020, 1246266, 1384740, 1453977, 1615530, 1780380, 1938636, 2077110, 2423295, 2492532, 2907954, 3115665, 3231060, 4154220, 4361931, 4846590, 5815908, 6231330, 7269885, 8723862, 9693180, 12462660, 14539770, 17447724, 21809655, 29079540, 43619310, 87238620]

約数ペア:

[(1, 87238620), (2, 43619310), (3, 29079540), (4, 21809655), (5, 17447724), (6, 14539770), (7, 12462660), (9, 9693180), (10, 8723862), (12, 7269885), (14, 6231330), (15, 5815908), (18, 4846590), (20, 4361931), (21, 4154220), (27, 3231060), (28, 3115665), (30, 2907954), (35, 2492532), (36, 2423295), (42, 2077110), (45, 1938636), (49, 1780380), (54, 1615530), (60, 1453977), (63, 1384740), (70, 1246266), (81, 1077020), (84, 1038555), (90, 969318), (98, 890190), (105, 830844), (108, 807765), (126, 692370), (135, 646212), (140, 623133), (147, 593460), (157, 555660), (162, 538510), (180, 484659), (189, 461580), (196, 445095), (210, 415422), (245, 356076), (252, 346185), (270, 323106), (294, 296730), (314, 277830), (315, 276948), (324, 269255), (343, 254340), (378, 230790), (405, 215404), (420, 207711), (441, 197820), (471, 185220), (490, 178038), (540, 161553), (567, 153860), (588, 148365), (628, 138915), (630, 138474), (686, 127170), (735, 118692), (756, 115395), (785, 111132), (810, 107702), (882, 98910), (942, 92610), (945, 92316), (980, 89019), (1029, 84780), (1099, 79380), (1134, 76930), (1260, 69237), (1323, 65940), (1372, 63585), (1413, 61740), (1470, 59346), (1570, 55566), (1620, 53851), (1715, 50868), (1764, 49455), (1884, 46305), (1890, 46158), (2058, 42390), (2198, 39690), (2205, 39564), (2268, 38465), (2355, 37044), (2646, 32970), (2826, 30870), (2835, 30772), (2940, 29673), (3087, 28260), (3140, 27783), (3297, 26460), (3430, 25434), (3780, 23079), (3969, 21980), (4116, 21195), (4239, 20580), (4396, 19845), (4410, 19782), (4710, 18522), (5145, 16956), (5292, 16485), (5495, 15876), (5652, 15435), (5670, 15386), (6174, 14130), (6594, 13230), (6615, 13188), (6860, 12717), (7065, 12348), (7693, 11340), (7938, 10990), (8478, 10290), (8820, 9891), (9261, 9420)]