201454740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:582

約数の個数: 144

約数和(自身を含む): 640174080

約数和(自身を除く): 438719340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 79, 90, 93, 124, 155, 158, 180, 186, 237, 279, 310, 316, 372, 395, 457, 465, 474, 558, 620, 711, 790, 914, 930, 948, 1116, 1185, 1371, 1395, 1422, 1580, 1828, 1860, 2285, 2370, 2449, 2742, 2790, 2844, 3555, 4113, 4570, 4740, 4898, 5484, 5580, 6855, 7110, 7347, 8226, 9140, 9796, 12245, 13710, 14167, 14220, 14694, 16452, 20565, 22041, 24490, 27420, 28334, 29388, 36103, 36735, 41130, 42501, 44082, 48980, 56668, 70835, 72206, 73470, 82260, 85002, 88164, 108309, 110205, 127503, 141670, 144412, 146940, 170004, 180515, 212505, 216618, 220410, 255006, 283340, 324927, 361030, 425010, 433236, 440820, 510012, 541545, 637515, 649854, 722060, 850020, 1083090, 1119193, 1275030, 1299708, 1624635, 2166180, 2238386, 2550060, 3249270, 3357579, 4476772, 5595965, 6498540, 6715158, 10072737, 11191930, 13430316, 16787895, 20145474, 22383860, 33575790, 40290948, 50363685, 67151580, 100727370, 201454740]

約数ペア:

[(1, 201454740), (2, 100727370), (3, 67151580), (4, 50363685), (5, 40290948), (6, 33575790), (9, 22383860), (10, 20145474), (12, 16787895), (15, 13430316), (18, 11191930), (20, 10072737), (30, 6715158), (31, 6498540), (36, 5595965), (45, 4476772), (60, 3357579), (62, 3249270), (79, 2550060), (90, 2238386), (93, 2166180), (124, 1624635), (155, 1299708), (158, 1275030), (180, 1119193), (186, 1083090), (237, 850020), (279, 722060), (310, 649854), (316, 637515), (372, 541545), (395, 510012), (457, 440820), (465, 433236), (474, 425010), (558, 361030), (620, 324927), (711, 283340), (790, 255006), (914, 220410), (930, 216618), (948, 212505), (1116, 180515), (1185, 170004), (1371, 146940), (1395, 144412), (1422, 141670), (1580, 127503), (1828, 110205), (1860, 108309), (2285, 88164), (2370, 85002), (2449, 82260), (2742, 73470), (2790, 72206), (2844, 70835), (3555, 56668), (4113, 48980), (4570, 44082), (4740, 42501), (4898, 41130), (5484, 36735), (5580, 36103), (6855, 29388), (7110, 28334), (7347, 27420), (8226, 24490), (9140, 22041), (9796, 20565), (12245, 16452), (13710, 14694), (14167, 14220)]