2178739080

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7789}}^1$

素因数の和:7853

約数の個数: 256

約数和(自身を含む): 8525376000

約数和(自身を除く): 6346636920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 54, 56, 60, 63, 70, 72, 74, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 168, 180, 185, 189, 210, 216, 222, 252, 259, 270, 280, 296, 315, 333, 360, 370, 378, 420, 444, 504, 518, 540, 555, 630, 666, 740, 756, 777, 840, 888, 945, 999, 1036, 1080, 1110, 1260, 1295, 1332, 1480, 1512, 1554, 1665, 1890, 1998, 2072, 2220, 2331, 2520, 2590, 2664, 3108, 3330, 3780, 3885, 3996, 4440, 4662, 4995, 5180, 6216, 6660, 6993, 7560, 7770, 7789, 7992, 9324, 9990, 10360, 11655, 13320, 13986, 15540, 15578, 18648, 19980, 23310, 23367, 27972, 31080, 31156, 34965, 38945, 39960, 46620, 46734, 54523, 55944, 62312, 69930, 70101, 77890, 93240, 93468, 109046, 116835, 139860, 140202, 155780, 163569, 186936, 210303, 218092, 233670, 272615, 279720, 280404, 288193, 311560, 327138, 350505, 420606, 436184, 467340, 490707, 545230, 560808, 576386, 654276, 701010, 817845, 841212, 864579, 934680, 981414, 1051515, 1090460, 1152772, 1308552, 1402020, 1440965, 1472121, 1635690, 1682424, 1729158, 1962828, 2017351, 2103030, 2180920, 2305544, 2453535, 2593737, 2804040, 2881930, 2944242, 3271380, 3458316, 3925656, 4034702, 4206060, 4322895, 4907070, 5187474, 5763860, 5888484, 6052053, 6542760, 6916632, 7360605, 7781211, 8069404, 8412120, 8645790, 9814140, 10086755, 10374948, 11527720, 11776968, 12104106, 12968685, 14721210, 15562422, 16138808, 17291580, 18156159, 19628280, 20173510, 20749896, 24208212, 25937370, 29442420, 30260265, 31124844, 34583160, 36312318, 38906055, 40347020, 48416424, 51874740, 54468477, 58884840, 60520530, 62249688, 72624636, 77812110, 80694040, 90780795, 103749480, 108936954, 121041060, 145249272, 155624220, 181561590, 217873908, 242082120, 272342385, 311248440, 363123180, 435747816, 544684770, 726246360, 1089369540, 2178739080]

約数ペア:

[(1, 2178739080), (2, 1089369540), (3, 726246360), (4, 544684770), (5, 435747816), (6, 363123180), (7, 311248440), (8, 272342385), (9, 242082120), (10, 217873908), (12, 181561590), (14, 155624220), (15, 145249272), (18, 121041060), (20, 108936954), (21, 103749480), (24, 90780795), (27, 80694040), (28, 77812110), (30, 72624636), (35, 62249688), (36, 60520530), (37, 58884840), (40, 54468477), (42, 51874740), (45, 48416424), (54, 40347020), (56, 38906055), (60, 36312318), (63, 34583160), (70, 31124844), (72, 30260265), (74, 29442420), (84, 25937370), (90, 24208212), (105, 20749896), (108, 20173510), (111, 19628280), (120, 18156159), (126, 17291580), (135, 16138808), (140, 15562422), (148, 14721210), (168, 12968685), (180, 12104106), (185, 11776968), (189, 11527720), (210, 10374948), (216, 10086755), (222, 9814140), (252, 8645790), (259, 8412120), (270, 8069404), (280, 7781211), (296, 7360605), (315, 6916632), (333, 6542760), (360, 6052053), (370, 5888484), (378, 5763860), (420, 5187474), (444, 4907070), (504, 4322895), (518, 4206060), (540, 4034702), (555, 3925656), (630, 3458316), (666, 3271380), (740, 2944242), (756, 2881930), (777, 2804040), (840, 2593737), (888, 2453535), (945, 2305544), (999, 2180920), (1036, 2103030), (1080, 2017351), (1110, 1962828), (1260, 1729158), (1295, 1682424), (1332, 1635690), (1480, 1472121), (1512, 1440965), (1554, 1402020), (1665, 1308552), (1890, 1152772), (1998, 1090460), (2072, 1051515), (2220, 981414), (2331, 934680), (2520, 864579), (2590, 841212), (2664, 817845), (3108, 701010), (3330, 654276), (3780, 576386), (3885, 560808), (3996, 545230), (4440, 490707), (4662, 467340), (4995, 436184), (5180, 420606), (6216, 350505), (6660, 327138), (6993, 311560), (7560, 288193), (7770, 280404), (7789, 279720), (7992, 272615), (9324, 233670), (9990, 218092), (10360, 210303), (11655, 186936), (13320, 163569), (13986, 155780), (15540, 140202), (15578, 139860), (18648, 116835), (19980, 109046), (23310, 93468), (23367, 93240), (27972, 77890), (31080, 70101), (31156, 69930), (34965, 62312), (38945, 55944), (39960, 54523), (46620, 46734)]