210069720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{751}}^1$

素因数の和:815

約数の個数: 256

約数和(自身を含む): 822988800

約数和(自身を除く): 612919080

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, 751, 756, 777, 840, 888, 945, 999, 1036, 1080, 1110, 1260, 1295, 1332, 1480, 1502, 1512, 1554, 1665, 1890, 1998, 2072, 2220, 2253, 2331, 2520, 2590, 2664, 3004, 3108, 3330, 3755, 3780, 3885, 3996, 4440, 4506, 4662, 4995, 5180, 5257, 6008, 6216, 6660, 6759, 6993, 7510, 7560, 7770, 7992, 9012, 9324, 9990, 10360, 10514, 11265, 11655, 13320, 13518, 13986, 15020, 15540, 15771, 18024, 18648, 19980, 20277, 21028, 22530, 23310, 26285, 27036, 27787, 27972, 30040, 31080, 31542, 33795, 34965, 39960, 40554, 42056, 45060, 46620, 47313, 52570, 54072, 55574, 55944, 63084, 67590, 69930, 78855, 81108, 83361, 90120, 93240, 94626, 101385, 105140, 111148, 126168, 135180, 138935, 139860, 141939, 157710, 162216, 166722, 189252, 194509, 202770, 210280, 222296, 236565, 250083, 270360, 277870, 279720, 283878, 315420, 333444, 378504, 389018, 405540, 416805, 473130, 500166, 555740, 567756, 583527, 630840, 666888, 709695, 750249, 778036, 811080, 833610, 946260, 972545, 1000332, 1111480, 1135512, 1167054, 1250415, 1419390, 1500498, 1556072, 1667220, 1750581, 1892520, 1945090, 2000664, 2334108, 2500830, 2838780, 2917635, 3000996, 3334440, 3501162, 3751245, 3890180, 4668216, 5001660, 5251743, 5677560, 5835270, 6001992, 7002324, 7502490, 7780360, 8752905, 10003320, 10503486, 11670540, 14004648, 15004980, 17505810, 21006972, 23341080, 26258715, 30009960, 35011620, 42013944, 52517430, 70023240, 105034860, 210069720]

約数ペア:

[(1, 210069720), (2, 105034860), (3, 70023240), (4, 52517430), (5, 42013944), (6, 35011620), (7, 30009960), (8, 26258715), (9, 23341080), (10, 21006972), (12, 17505810), (14, 15004980), (15, 14004648), (18, 11670540), (20, 10503486), (21, 10003320), (24, 8752905), (27, 7780360), (28, 7502490), (30, 7002324), (35, 6001992), (36, 5835270), (37, 5677560), (40, 5251743), (42, 5001660), (45, 4668216), (54, 3890180), (56, 3751245), (60, 3501162), (63, 3334440), (70, 3000996), (72, 2917635), (74, 2838780), (84, 2500830), (90, 2334108), (105, 2000664), (108, 1945090), (111, 1892520), (120, 1750581), (126, 1667220), (135, 1556072), (140, 1500498), (148, 1419390), (168, 1250415), (180, 1167054), (185, 1135512), (189, 1111480), (210, 1000332), (216, 972545), (222, 946260), (252, 833610), (259, 811080), (270, 778036), (280, 750249), (296, 709695), (315, 666888), (333, 630840), (360, 583527), (370, 567756), (378, 555740), (420, 500166), (444, 473130), (504, 416805), (518, 405540), (540, 389018), (555, 378504), (630, 333444), (666, 315420), (740, 283878), (751, 279720), (756, 277870), (777, 270360), (840, 250083), (888, 236565), (945, 222296), (999, 210280), (1036, 202770), (1080, 194509), (1110, 189252), (1260, 166722), (1295, 162216), (1332, 157710), (1480, 141939), (1502, 139860), (1512, 138935), (1554, 135180), (1665, 126168), (1890, 111148), (1998, 105140), (2072, 101385), (2220, 94626), (2253, 93240), (2331, 90120), (2520, 83361), (2590, 81108), (2664, 78855), (3004, 69930), (3108, 67590), (3330, 63084), (3755, 55944), (3780, 55574), (3885, 54072), (3996, 52570), (4440, 47313), (4506, 46620), (4662, 45060), (4995, 42056), (5180, 40554), (5257, 39960), (6008, 34965), (6216, 33795), (6660, 31542), (6759, 31080), (6993, 30040), (7510, 27972), (7560, 27787), (7770, 27036), (7992, 26285), (9012, 23310), (9324, 22530), (9990, 21028), (10360, 20277), (10514, 19980), (11265, 18648), (11655, 18024), (13320, 15771), (13518, 15540), (13986, 15020)]