521730144

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:781

約数の個数: 144

約数和(自身を含む): 1606432464

約数和(自身を除く): 1084702320

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 331, 416, 421, 468, 624, 662, 842, 936, 993, 1248, 1263, 1324, 1684, 1872, 1986, 2526, 2648, 2979, 3368, 3744, 3789, 3972, 4303, 5052, 5296, 5473, 5958, 6736, 7578, 7944, 8606, 10104, 10592, 10946, 11916, 12909, 13472, 15156, 15888, 16419, 17212, 20208, 21892, 23832, 25818, 30312, 31776, 32838, 34424, 38727, 40416, 43784, 47664, 49257, 51636, 60624, 65676, 68848, 77454, 87568, 95328, 98514, 103272, 121248, 131352, 137696, 139351, 154908, 175136, 197028, 206544, 262704, 278702, 309816, 394056, 413088, 418053, 525408, 557404, 619632, 788112, 836106, 1114808, 1239264, 1254159, 1576224, 1672212, 1811563, 2229616, 2508318, 3344424, 3623126, 4459232, 5016636, 5434689, 6688848, 7246252, 10033272, 10869378, 13377696, 14492504, 16304067, 20066544, 21738756, 28985008, 32608134, 40133088, 43477512, 57970016, 65216268, 86955024, 130432536, 173910048, 260865072, 521730144]

約数ペア:

[(1, 521730144), (2, 260865072), (3, 173910048), (4, 130432536), (6, 86955024), (8, 65216268), (9, 57970016), (12, 43477512), (13, 40133088), (16, 32608134), (18, 28985008), (24, 21738756), (26, 20066544), (32, 16304067), (36, 14492504), (39, 13377696), (48, 10869378), (52, 10033272), (72, 7246252), (78, 6688848), (96, 5434689), (104, 5016636), (117, 4459232), (144, 3623126), (156, 3344424), (208, 2508318), (234, 2229616), (288, 1811563), (312, 1672212), (331, 1576224), (416, 1254159), (421, 1239264), (468, 1114808), (624, 836106), (662, 788112), (842, 619632), (936, 557404), (993, 525408), (1248, 418053), (1263, 413088), (1324, 394056), (1684, 309816), (1872, 278702), (1986, 262704), (2526, 206544), (2648, 197028), (2979, 175136), (3368, 154908), (3744, 139351), (3789, 137696), (3972, 131352), (4303, 121248), (5052, 103272), (5296, 98514), (5473, 95328), (5958, 87568), (6736, 77454), (7578, 68848), (7944, 65676), (8606, 60624), (10104, 51636), (10592, 49257), (10946, 47664), (11916, 43784), (12909, 40416), (13472, 38727), (15156, 34424), (15888, 32838), (16419, 31776), (17212, 30312), (20208, 25818), (21892, 23832)]