123472260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:570

約数の個数: 144

約数和(自身を含む): 400108800

約数和(自身を除く): 276636540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 79, 90, 95, 114, 158, 171, 180, 190, 228, 237, 285, 316, 342, 380, 395, 457, 474, 570, 684, 711, 790, 855, 914, 948, 1140, 1185, 1371, 1422, 1501, 1580, 1710, 1828, 2285, 2370, 2742, 2844, 3002, 3420, 3555, 4113, 4503, 4570, 4740, 5484, 6004, 6855, 7110, 7505, 8226, 8683, 9006, 9140, 13509, 13710, 14220, 15010, 16452, 17366, 18012, 20565, 22515, 26049, 27018, 27420, 30020, 34732, 36103, 41130, 43415, 45030, 52098, 54036, 67545, 72206, 78147, 82260, 86830, 90060, 104196, 108309, 130245, 135090, 144412, 156294, 173660, 180515, 216618, 260490, 270180, 312588, 324927, 361030, 390735, 433236, 520980, 541545, 649854, 685957, 722060, 781470, 1083090, 1299708, 1371914, 1562940, 1624635, 2057871, 2166180, 2743828, 3249270, 3429785, 4115742, 6173613, 6498540, 6859570, 8231484, 10289355, 12347226, 13719140, 20578710, 24694452, 30868065, 41157420, 61736130, 123472260]

約数ペア:

[(1, 123472260), (2, 61736130), (3, 41157420), (4, 30868065), (5, 24694452), (6, 20578710), (9, 13719140), (10, 12347226), (12, 10289355), (15, 8231484), (18, 6859570), (19, 6498540), (20, 6173613), (30, 4115742), (36, 3429785), (38, 3249270), (45, 2743828), (57, 2166180), (60, 2057871), (76, 1624635), (79, 1562940), (90, 1371914), (95, 1299708), (114, 1083090), (158, 781470), (171, 722060), (180, 685957), (190, 649854), (228, 541545), (237, 520980), (285, 433236), (316, 390735), (342, 361030), (380, 324927), (395, 312588), (457, 270180), (474, 260490), (570, 216618), (684, 180515), (711, 173660), (790, 156294), (855, 144412), (914, 135090), (948, 130245), (1140, 108309), (1185, 104196), (1371, 90060), (1422, 86830), (1501, 82260), (1580, 78147), (1710, 72206), (1828, 67545), (2285, 54036), (2370, 52098), (2742, 45030), (2844, 43415), (3002, 41130), (3420, 36103), (3555, 34732), (4113, 30020), (4503, 27420), (4570, 27018), (4740, 26049), (5484, 22515), (6004, 20565), (6855, 18012), (7110, 17366), (7505, 16452), (8226, 15010), (8683, 14220), (9006, 13710), (9140, 13509)]