1380245040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:516

約数の個数: 240

約数和(自身を含む): 4802960448

約数和(自身を除く): 3422715408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 197, 222, 240, 263, 296, 333, 360, 370, 394, 444, 526, 555, 591, 592, 666, 720, 740, 788, 789, 888, 985, 1052, 1110, 1182, 1315, 1332, 1480, 1576, 1578, 1665, 1773, 1776, 1970, 2104, 2220, 2364, 2367, 2630, 2664, 2955, 2960, 3152, 3156, 3330, 3546, 3940, 3945, 4208, 4440, 4728, 4734, 5260, 5328, 5910, 6312, 6660, 7092, 7289, 7880, 7890, 8865, 8880, 9456, 9468, 9731, 10520, 11820, 11835, 12624, 13320, 14184, 14578, 15760, 15780, 17730, 18936, 19462, 21040, 21867, 23640, 23670, 26640, 28368, 29156, 29193, 31560, 35460, 36445, 37872, 38924, 43734, 47280, 47340, 48655, 51811, 58312, 58386, 63120, 65601, 70920, 72890, 77848, 87468, 87579, 94680, 97310, 103622, 109335, 116624, 116772, 131202, 141840, 145780, 145965, 155433, 155696, 174936, 175158, 189360, 194620, 207244, 218670, 233544, 259055, 262404, 291560, 291930, 310866, 328005, 349872, 350316, 389240, 414488, 437340, 437895, 466299, 467088, 518110, 524808, 583120, 583860, 621732, 656010, 700632, 777165, 778480, 828976, 874680, 875790, 932598, 1036220, 1049616, 1167720, 1243464, 1312020, 1401264, 1554330, 1749360, 1751580, 1865196, 1917007, 2072440, 2331495, 2335440, 2486928, 2624040, 3108660, 3503160, 3730392, 3834014, 4144880, 4662990, 5248080, 5751021, 6217320, 7006320, 7460784, 7668028, 9325980, 9585035, 11502042, 12434640, 15336056, 17253063, 18651960, 19170070, 23004084, 28755105, 30672112, 34506126, 37303920, 38340140, 46008168, 57510210, 69012252, 76680280, 86265315, 92016336, 115020420, 138024504, 153360560, 172530630, 230040840, 276049008, 345061260, 460081680, 690122520, 1380245040]

約数ペア:

[(1, 1380245040), (2, 690122520), (3, 460081680), (4, 345061260), (5, 276049008), (6, 230040840), (8, 172530630), (9, 153360560), (10, 138024504), (12, 115020420), (15, 92016336), (16, 86265315), (18, 76680280), (20, 69012252), (24, 57510210), (30, 46008168), (36, 38340140), (37, 37303920), (40, 34506126), (45, 30672112), (48, 28755105), (60, 23004084), (72, 19170070), (74, 18651960), (80, 17253063), (90, 15336056), (111, 12434640), (120, 11502042), (144, 9585035), (148, 9325980), (180, 7668028), (185, 7460784), (197, 7006320), (222, 6217320), (240, 5751021), (263, 5248080), (296, 4662990), (333, 4144880), (360, 3834014), (370, 3730392), (394, 3503160), (444, 3108660), (526, 2624040), (555, 2486928), (591, 2335440), (592, 2331495), (666, 2072440), (720, 1917007), (740, 1865196), (788, 1751580), (789, 1749360), (888, 1554330), (985, 1401264), (1052, 1312020), (1110, 1243464), (1182, 1167720), (1315, 1049616), (1332, 1036220), (1480, 932598), (1576, 875790), (1578, 874680), (1665, 828976), (1773, 778480), (1776, 777165), (1970, 700632), (2104, 656010), (2220, 621732), (2364, 583860), (2367, 583120), (2630, 524808), (2664, 518110), (2955, 467088), (2960, 466299), (3152, 437895), (3156, 437340), (3330, 414488), (3546, 389240), (3940, 350316), (3945, 349872), (4208, 328005), (4440, 310866), (4728, 291930), (4734, 291560), (5260, 262404), (5328, 259055), (5910, 233544), (6312, 218670), (6660, 207244), (7092, 194620), (7289, 189360), (7880, 175158), (7890, 174936), (8865, 155696), (8880, 155433), (9456, 145965), (9468, 145780), (9731, 141840), (10520, 131202), (11820, 116772), (11835, 116624), (12624, 109335), (13320, 103622), (14184, 97310), (14578, 94680), (15760, 87579), (15780, 87468), (17730, 77848), (18936, 72890), (19462, 70920), (21040, 65601), (21867, 63120), (23640, 58386), (23670, 58312), (26640, 51811), (28368, 48655), (29156, 47340), (29193, 47280), (31560, 43734), (35460, 38924), (36445, 37872)]