168542640

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 320

約数和(自身を含む): 677099520

約数和(自身を除く): 508556880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 71, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 142, 144, 157, 168, 180, 189, 210, 213, 216, 240, 252, 270, 280, 284, 314, 315, 336, 355, 360, 378, 420, 426, 432, 471, 497, 504, 540, 560, 568, 628, 630, 639, 710, 720, 756, 785, 840, 852, 942, 945, 994, 1008, 1065, 1080, 1099, 1136, 1256, 1260, 1278, 1413, 1420, 1491, 1512, 1570, 1680, 1704, 1884, 1890, 1917, 1988, 2130, 2160, 2198, 2355, 2485, 2512, 2520, 2556, 2826, 2840, 2982, 3024, 3140, 3195, 3297, 3408, 3768, 3780, 3834, 3976, 4239, 4260, 4396, 4473, 4710, 4970, 5040, 5112, 5495, 5652, 5680, 5964, 6280, 6390, 6594, 7065, 7455, 7536, 7560, 7668, 7952, 8478, 8520, 8792, 8946, 9420, 9585, 9891, 9940, 10224, 10990, 11147, 11304, 11928, 12560, 12780, 13188, 13419, 14130, 14910, 15120, 15336, 16485, 16956, 17040, 17584, 17892, 18840, 19170, 19782, 19880, 21195, 21980, 22294, 22365, 22608, 23856, 25560, 26376, 26838, 28260, 29673, 29820, 30672, 32970, 33441, 33912, 35784, 37680, 38340, 39564, 39760, 42390, 43960, 44588, 44730, 49455, 51120, 52752, 53676, 55735, 56520, 59346, 59640, 65940, 66882, 67095, 67824, 71568, 76680, 78029, 79128, 84780, 87920, 89176, 89460, 98910, 100323, 107352, 111470, 113040, 118692, 119280, 131880, 133764, 134190, 148365, 153360, 156058, 158256, 167205, 169560, 178352, 178920, 197820, 200646, 214704, 222940, 234087, 237384, 263760, 267528, 268380, 296730, 300969, 312116, 334410, 339120, 357840, 390145, 395640, 401292, 445880, 468174, 474768, 501615, 535056, 536760, 593460, 601938, 624232, 668820, 702261, 780290, 791280, 802584, 891760, 936348, 1003230, 1073520, 1170435, 1186920, 1203876, 1248464, 1337640, 1404522, 1504845, 1560580, 1605168, 1872696, 2006460, 2106783, 2340870, 2373840, 2407752, 2675280, 2809044, 3009690, 3121160, 3511305, 3745392, 4012920, 4213566, 4681740, 4815504, 5618088, 6019380, 6242320, 7022610, 8025840, 8427132, 9363480, 10533915, 11236176, 12038760, 14045220, 16854264, 18726960, 21067830, 24077520, 28090440, 33708528, 42135660, 56180880, 84271320, 168542640]

約数ペア:

[(1, 168542640), (2, 84271320), (3, 56180880), (4, 42135660), (5, 33708528), (6, 28090440), (7, 24077520), (8, 21067830), (9, 18726960), (10, 16854264), (12, 14045220), (14, 12038760), (15, 11236176), (16, 10533915), (18, 9363480), (20, 8427132), (21, 8025840), (24, 7022610), (27, 6242320), (28, 6019380), (30, 5618088), (35, 4815504), (36, 4681740), (40, 4213566), (42, 4012920), (45, 3745392), (48, 3511305), (54, 3121160), (56, 3009690), (60, 2809044), (63, 2675280), (70, 2407752), (71, 2373840), (72, 2340870), (80, 2106783), (84, 2006460), (90, 1872696), (105, 1605168), (108, 1560580), (112, 1504845), (120, 1404522), (126, 1337640), (135, 1248464), (140, 1203876), (142, 1186920), (144, 1170435), (157, 1073520), (168, 1003230), (180, 936348), (189, 891760), (210, 802584), (213, 791280), (216, 780290), (240, 702261), (252, 668820), (270, 624232), (280, 601938), (284, 593460), (314, 536760), (315, 535056), (336, 501615), (355, 474768), (360, 468174), (378, 445880), (420, 401292), (426, 395640), (432, 390145), (471, 357840), (497, 339120), (504, 334410), (540, 312116), (560, 300969), (568, 296730), (628, 268380), (630, 267528), (639, 263760), (710, 237384), (720, 234087), (756, 222940), (785, 214704), (840, 200646), (852, 197820), (942, 178920), (945, 178352), (994, 169560), (1008, 167205), (1065, 158256), (1080, 156058), (1099, 153360), (1136, 148365), (1256, 134190), (1260, 133764), (1278, 131880), (1413, 119280), (1420, 118692), (1491, 113040), (1512, 111470), (1570, 107352), (1680, 100323), (1704, 98910), (1884, 89460), (1890, 89176), (1917, 87920), (1988, 84780), (2130, 79128), (2160, 78029), (2198, 76680), (2355, 71568), (2485, 67824), (2512, 67095), (2520, 66882), (2556, 65940), (2826, 59640), (2840, 59346), (2982, 56520), (3024, 55735), (3140, 53676), (3195, 52752), (3297, 51120), (3408, 49455), (3768, 44730), (3780, 44588), (3834, 43960), (3976, 42390), (4239, 39760), (4260, 39564), (4396, 38340), (4473, 37680), (4710, 35784), (4970, 33912), (5040, 33441), (5112, 32970), (5495, 30672), (5652, 29820), (5680, 29673), (5964, 28260), (6280, 26838), (6390, 26376), (6594, 25560), (7065, 23856), (7455, 22608), (7536, 22365), (7560, 22294), (7668, 21980), (7952, 21195), (8478, 19880), (8520, 19782), (8792, 19170), (8946, 18840), (9420, 17892), (9585, 17584), (9891, 17040), (9940, 16956), (10224, 16485), (10990, 15336), (11147, 15120), (11304, 14910), (11928, 14130), (12560, 13419), (12780, 13188)]