68406840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 192

約数和(自身を含む): 238960800

約数和(自身を除く): 170553960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 73, 76, 90, 95, 114, 120, 137, 146, 152, 171, 180, 190, 219, 228, 274, 285, 292, 342, 360, 365, 380, 411, 438, 456, 548, 570, 584, 657, 684, 685, 730, 760, 822, 855, 876, 1095, 1096, 1140, 1233, 1314, 1368, 1370, 1387, 1460, 1644, 1710, 1752, 2055, 2190, 2280, 2466, 2603, 2628, 2740, 2774, 2920, 3285, 3288, 3420, 4110, 4161, 4380, 4932, 5206, 5256, 5480, 5548, 6165, 6570, 6840, 6935, 7809, 8220, 8322, 8760, 9864, 10001, 10412, 11096, 12330, 12483, 13015, 13140, 13870, 15618, 16440, 16644, 20002, 20805, 20824, 23427, 24660, 24966, 26030, 26280, 27740, 30003, 31236, 33288, 39045, 40004, 41610, 46854, 49320, 49932, 50005, 52060, 55480, 60006, 62415, 62472, 78090, 80008, 83220, 90009, 93708, 99864, 100010, 104120, 117135, 120012, 124830, 150015, 156180, 166440, 180018, 187416, 190019, 200020, 234270, 240024, 249660, 300030, 312360, 360036, 380038, 400040, 450045, 468540, 499320, 570057, 600060, 720072, 760076, 900090, 937080, 950095, 1140114, 1200120, 1520152, 1710171, 1800180, 1900190, 2280228, 2850285, 3420342, 3600360, 3800380, 4560456, 5700570, 6840684, 7600760, 8550855, 11401140, 13681368, 17101710, 22802280, 34203420, 68406840]

約数ペア:

[(1, 68406840), (2, 34203420), (3, 22802280), (4, 17101710), (5, 13681368), (6, 11401140), (8, 8550855), (9, 7600760), (10, 6840684), (12, 5700570), (15, 4560456), (18, 3800380), (19, 3600360), (20, 3420342), (24, 2850285), (30, 2280228), (36, 1900190), (38, 1800180), (40, 1710171), (45, 1520152), (57, 1200120), (60, 1140114), (72, 950095), (73, 937080), (76, 900090), (90, 760076), (95, 720072), (114, 600060), (120, 570057), (137, 499320), (146, 468540), (152, 450045), (171, 400040), (180, 380038), (190, 360036), (219, 312360), (228, 300030), (274, 249660), (285, 240024), (292, 234270), (342, 200020), (360, 190019), (365, 187416), (380, 180018), (411, 166440), (438, 156180), (456, 150015), (548, 124830), (570, 120012), (584, 117135), (657, 104120), (684, 100010), (685, 99864), (730, 93708), (760, 90009), (822, 83220), (855, 80008), (876, 78090), (1095, 62472), (1096, 62415), (1140, 60006), (1233, 55480), (1314, 52060), (1368, 50005), (1370, 49932), (1387, 49320), (1460, 46854), (1644, 41610), (1710, 40004), (1752, 39045), (2055, 33288), (2190, 31236), (2280, 30003), (2466, 27740), (2603, 26280), (2628, 26030), (2740, 24966), (2774, 24660), (2920, 23427), (3285, 20824), (3288, 20805), (3420, 20002), (4110, 16644), (4161, 16440), (4380, 15618), (4932, 13870), (5206, 13140), (5256, 13015), (5480, 12483), (5548, 12330), (6165, 11096), (6570, 10412), (6840, 10001), (6935, 9864), (7809, 8760), (8220, 8322)]