238840920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 256

約数和(自身を含む): 842688000

約数和(自身を除く): 603847080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 43, 45, 54, 60, 72, 74, 86, 90, 108, 111, 120, 129, 135, 139, 148, 172, 180, 185, 215, 216, 222, 258, 270, 278, 296, 333, 344, 360, 370, 387, 417, 430, 444, 516, 540, 555, 556, 645, 666, 695, 740, 774, 834, 860, 888, 999, 1032, 1080, 1110, 1112, 1161, 1251, 1290, 1332, 1390, 1480, 1548, 1591, 1665, 1668, 1720, 1935, 1998, 2085, 2220, 2322, 2502, 2580, 2664, 2780, 3096, 3182, 3330, 3336, 3753, 3870, 3996, 4170, 4440, 4644, 4773, 4995, 5004, 5143, 5160, 5560, 5805, 5977, 6255, 6364, 6660, 7506, 7740, 7955, 7992, 8340, 9288, 9546, 9990, 10008, 10286, 11610, 11954, 12510, 12728, 13320, 14319, 15012, 15429, 15480, 15910, 16680, 17931, 18765, 19092, 19980, 20572, 23220, 23865, 23908, 25020, 25715, 28638, 29885, 30024, 30858, 31820, 35862, 37530, 38184, 39960, 41144, 42957, 46287, 46440, 47730, 47816, 50040, 51430, 53793, 57276, 59770, 61716, 63640, 71595, 71724, 75060, 77145, 85914, 89655, 92574, 95460, 102860, 107586, 114552, 119540, 123432, 138861, 143190, 143448, 150120, 154290, 161379, 171828, 179310, 185148, 190920, 205720, 214785, 215172, 221149, 231435, 239080, 268965, 277722, 286380, 308580, 322758, 343656, 358620, 370296, 429570, 430344, 442298, 462870, 537930, 555444, 572760, 617160, 645516, 663447, 694305, 717240, 806895, 859140, 884596, 925740, 1075860, 1105745, 1110888, 1291032, 1326894, 1388610, 1613790, 1718280, 1769192, 1851480, 1990341, 2151720, 2211490, 2653788, 2777220, 3227580, 3317235, 3980682, 4422980, 5307576, 5554440, 5971023, 6455160, 6634470, 7961364, 8845960, 9951705, 11942046, 13268940, 15922728, 19903410, 23884092, 26537880, 29855115, 39806820, 47768184, 59710230, 79613640, 119420460, 238840920]

約数ペア:

[(1, 238840920), (2, 119420460), (3, 79613640), (4, 59710230), (5, 47768184), (6, 39806820), (8, 29855115), (9, 26537880), (10, 23884092), (12, 19903410), (15, 15922728), (18, 13268940), (20, 11942046), (24, 9951705), (27, 8845960), (30, 7961364), (36, 6634470), (37, 6455160), (40, 5971023), (43, 5554440), (45, 5307576), (54, 4422980), (60, 3980682), (72, 3317235), (74, 3227580), (86, 2777220), (90, 2653788), (108, 2211490), (111, 2151720), (120, 1990341), (129, 1851480), (135, 1769192), (139, 1718280), (148, 1613790), (172, 1388610), (180, 1326894), (185, 1291032), (215, 1110888), (216, 1105745), (222, 1075860), (258, 925740), (270, 884596), (278, 859140), (296, 806895), (333, 717240), (344, 694305), (360, 663447), (370, 645516), (387, 617160), (417, 572760), (430, 555444), (444, 537930), (516, 462870), (540, 442298), (555, 430344), (556, 429570), (645, 370296), (666, 358620), (695, 343656), (740, 322758), (774, 308580), (834, 286380), (860, 277722), (888, 268965), (999, 239080), (1032, 231435), (1080, 221149), (1110, 215172), (1112, 214785), (1161, 205720), (1251, 190920), (1290, 185148), (1332, 179310), (1390, 171828), (1480, 161379), (1548, 154290), (1591, 150120), (1665, 143448), (1668, 143190), (1720, 138861), (1935, 123432), (1998, 119540), (2085, 114552), (2220, 107586), (2322, 102860), (2502, 95460), (2580, 92574), (2664, 89655), (2780, 85914), (3096, 77145), (3182, 75060), (3330, 71724), (3336, 71595), (3753, 63640), (3870, 61716), (3996, 59770), (4170, 57276), (4440, 53793), (4644, 51430), (4773, 50040), (4995, 47816), (5004, 47730), (5143, 46440), (5160, 46287), (5560, 42957), (5805, 41144), (5977, 39960), (6255, 38184), (6364, 37530), (6660, 35862), (7506, 31820), (7740, 30858), (7955, 30024), (7992, 29885), (8340, 28638), (9288, 25715), (9546, 25020), (9990, 23908), (10008, 23865), (10286, 23220), (11610, 20572), (11954, 19980), (12510, 19092), (12728, 18765), (13320, 17931), (14319, 16680), (15012, 15910), (15429, 15480)]