73458180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{457}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 240065280

約数和(自身を除く): 166607100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 47, 57, 60, 76, 90, 94, 95, 114, 141, 171, 180, 188, 190, 228, 235, 282, 285, 342, 380, 423, 457, 470, 564, 570, 684, 705, 846, 855, 893, 914, 940, 1140, 1371, 1410, 1692, 1710, 1786, 1828, 2115, 2285, 2679, 2742, 2820, 3420, 3572, 4113, 4230, 4465, 4570, 5358, 5484, 6855, 8037, 8226, 8460, 8683, 8930, 9140, 10716, 13395, 13710, 16074, 16452, 17366, 17860, 20565, 21479, 26049, 26790, 27420, 32148, 34732, 40185, 41130, 42958, 43415, 52098, 53580, 64437, 78147, 80370, 82260, 85916, 86830, 104196, 107395, 128874, 130245, 156294, 160740, 173660, 193311, 214790, 257748, 260490, 312588, 322185, 386622, 390735, 408101, 429580, 520980, 644370, 773244, 781470, 816202, 966555, 1224303, 1288740, 1562940, 1632404, 1933110, 2040505, 2448606, 3672909, 3866220, 4081010, 4897212, 6121515, 7345818, 8162020, 12243030, 14691636, 18364545, 24486060, 36729090, 73458180]

約数ペア:

[(1, 73458180), (2, 36729090), (3, 24486060), (4, 18364545), (5, 14691636), (6, 12243030), (9, 8162020), (10, 7345818), (12, 6121515), (15, 4897212), (18, 4081010), (19, 3866220), (20, 3672909), (30, 2448606), (36, 2040505), (38, 1933110), (45, 1632404), (47, 1562940), (57, 1288740), (60, 1224303), (76, 966555), (90, 816202), (94, 781470), (95, 773244), (114, 644370), (141, 520980), (171, 429580), (180, 408101), (188, 390735), (190, 386622), (228, 322185), (235, 312588), (282, 260490), (285, 257748), (342, 214790), (380, 193311), (423, 173660), (457, 160740), (470, 156294), (564, 130245), (570, 128874), (684, 107395), (705, 104196), (846, 86830), (855, 85916), (893, 82260), (914, 80370), (940, 78147), (1140, 64437), (1371, 53580), (1410, 52098), (1692, 43415), (1710, 42958), (1786, 41130), (1828, 40185), (2115, 34732), (2285, 32148), (2679, 27420), (2742, 26790), (2820, 26049), (3420, 21479), (3572, 20565), (4113, 17860), (4230, 17366), (4465, 16452), (4570, 16074), (5358, 13710), (5484, 13395), (6855, 10716), (8037, 9140), (8226, 8930), (8460, 8683)]