246688740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{263}}^1$

素因数の和:480

約数の個数: 144

約数和(自身を含む): 782990208

約数和(自身を除く): 536301468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 193, 243, 263, 270, 324, 386, 405, 486, 526, 540, 579, 772, 789, 810, 965, 972, 1052, 1158, 1215, 1315, 1578, 1620, 1737, 1930, 2316, 2367, 2430, 2630, 2895, 3156, 3474, 3860, 3945, 4734, 4860, 5211, 5260, 5790, 6948, 7101, 7890, 8685, 9468, 10422, 11580, 11835, 14202, 15633, 15780, 17370, 20844, 21303, 23670, 26055, 28404, 31266, 34740, 35505, 42606, 46899, 47340, 50759, 52110, 62532, 63909, 71010, 78165, 85212, 93798, 101518, 104220, 106515, 127818, 142020, 152277, 156330, 187596, 203036, 213030, 234495, 253795, 255636, 304554, 312660, 319545, 426060, 456831, 468990, 507590, 609108, 639090, 761385, 913662, 937980, 1015180, 1278180, 1370493, 1522770, 1827324, 2284155, 2740986, 3045540, 4111479, 4568310, 5481972, 6852465, 8222958, 9136620, 12334437, 13704930, 16445916, 20557395, 24668874, 27409860, 41114790, 49337748, 61672185, 82229580, 123344370, 246688740]

約数ペア:

[(1, 246688740), (2, 123344370), (3, 82229580), (4, 61672185), (5, 49337748), (6, 41114790), (9, 27409860), (10, 24668874), (12, 20557395), (15, 16445916), (18, 13704930), (20, 12334437), (27, 9136620), (30, 8222958), (36, 6852465), (45, 5481972), (54, 4568310), (60, 4111479), (81, 3045540), (90, 2740986), (108, 2284155), (135, 1827324), (162, 1522770), (180, 1370493), (193, 1278180), (243, 1015180), (263, 937980), (270, 913662), (324, 761385), (386, 639090), (405, 609108), (486, 507590), (526, 468990), (540, 456831), (579, 426060), (772, 319545), (789, 312660), (810, 304554), (965, 255636), (972, 253795), (1052, 234495), (1158, 213030), (1215, 203036), (1315, 187596), (1578, 156330), (1620, 152277), (1737, 142020), (1930, 127818), (2316, 106515), (2367, 104220), (2430, 101518), (2630, 93798), (2895, 85212), (3156, 78165), (3474, 71010), (3860, 63909), (3945, 62532), (4734, 52110), (4860, 50759), (5211, 47340), (5260, 46899), (5790, 42606), (6948, 35505), (7101, 34740), (7890, 31266), (8685, 28404), (9468, 26055), (10422, 23670), (11580, 21303), (11835, 20844), (14202, 17370), (15633, 15780)]