72604320

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{419}}^1$

素因数の和:475

約数の個数: 144

約数和(自身を含む): 241950240

約数和(自身を除く): 169345920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 419, 456, 480, 570, 608, 722, 760, 838, 912, 1083, 1140, 1257, 1444, 1520, 1676, 1805, 1824, 2095, 2166, 2280, 2514, 2888, 3040, 3352, 3610, 4190, 4332, 4560, 5028, 5415, 5776, 6285, 6704, 7220, 7961, 8380, 8664, 9120, 10056, 10830, 11552, 12570, 13408, 14440, 15922, 16760, 17328, 20112, 21660, 23883, 25140, 28880, 31844, 33520, 34656, 39805, 40224, 43320, 47766, 50280, 57760, 63688, 67040, 79610, 86640, 95532, 100560, 119415, 127376, 151259, 159220, 173280, 191064, 201120, 238830, 254752, 302518, 318440, 382128, 453777, 477660, 605036, 636880, 756295, 764256, 907554, 955320, 1210072, 1273760, 1512590, 1815108, 1910640, 2268885, 2420144, 3025180, 3630216, 3821280, 4537770, 4840288, 6050360, 7260432, 9075540, 12100720, 14520864, 18151080, 24201440, 36302160, 72604320]

約数ペア:

[(1, 72604320), (2, 36302160), (3, 24201440), (4, 18151080), (5, 14520864), (6, 12100720), (8, 9075540), (10, 7260432), (12, 6050360), (15, 4840288), (16, 4537770), (19, 3821280), (20, 3630216), (24, 3025180), (30, 2420144), (32, 2268885), (38, 1910640), (40, 1815108), (48, 1512590), (57, 1273760), (60, 1210072), (76, 955320), (80, 907554), (95, 764256), (96, 756295), (114, 636880), (120, 605036), (152, 477660), (160, 453777), (190, 382128), (228, 318440), (240, 302518), (285, 254752), (304, 238830), (361, 201120), (380, 191064), (419, 173280), (456, 159220), (480, 151259), (570, 127376), (608, 119415), (722, 100560), (760, 95532), (838, 86640), (912, 79610), (1083, 67040), (1140, 63688), (1257, 57760), (1444, 50280), (1520, 47766), (1676, 43320), (1805, 40224), (1824, 39805), (2095, 34656), (2166, 33520), (2280, 31844), (2514, 28880), (2888, 25140), (3040, 23883), (3352, 21660), (3610, 20112), (4190, 17328), (4332, 16760), (4560, 15922), (5028, 14440), (5415, 13408), (5776, 12570), (6285, 11552), (6704, 10830), (7220, 10056), (7961, 9120), (8380, 8664)]