201485475

素因数分解:

$3^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 120

約数和(自身を含む): 399706560

約数和(自身を除く): 198221085

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 47, 73, 75, 81, 87, 135, 141, 145, 219, 225, 235, 261, 365, 405, 423, 435, 657, 675, 705, 725, 783, 1095, 1175, 1269, 1305, 1363, 1825, 1971, 2025, 2115, 2117, 2175, 2349, 3285, 3431, 3525, 3807, 3915, 4089, 5475, 5913, 6345, 6351, 6525, 6815, 9855, 10293, 10575, 10585, 11745, 12267, 16425, 17155, 19035, 19053, 19575, 20445, 29565, 30879, 31725, 31755, 34075, 36801, 49275, 51465, 52925, 57159, 58725, 61335, 85775, 92637, 95175, 95265, 99499, 102225, 110403, 147825, 154395, 158775, 171477, 184005, 257325, 277911, 285795, 298497, 306675, 463185, 476325, 497495, 552015, 771975, 857385, 895491, 920025, 1389555, 1428975, 1492485, 2315925, 2487475, 2686473, 2760075, 4286925, 4477455, 6947775, 7462425, 8059419, 13432365, 22387275, 40297095, 67161825, 201485475]

約数ペア:

[(1, 201485475), (3, 67161825), (5, 40297095), (9, 22387275), (15, 13432365), (25, 8059419), (27, 7462425), (29, 6947775), (45, 4477455), (47, 4286925), (73, 2760075), (75, 2686473), (81, 2487475), (87, 2315925), (135, 1492485), (141, 1428975), (145, 1389555), (219, 920025), (225, 895491), (235, 857385), (261, 771975), (365, 552015), (405, 497495), (423, 476325), (435, 463185), (657, 306675), (675, 298497), (705, 285795), (725, 277911), (783, 257325), (1095, 184005), (1175, 171477), (1269, 158775), (1305, 154395), (1363, 147825), (1825, 110403), (1971, 102225), (2025, 99499), (2115, 95265), (2117, 95175), (2175, 92637), (2349, 85775), (3285, 61335), (3431, 58725), (3525, 57159), (3807, 52925), (3915, 51465), (4089, 49275), (5475, 36801), (5913, 34075), (6345, 31755), (6351, 31725), (6525, 30879), (6815, 29565), (9855, 20445), (10293, 19575), (10575, 19053), (10585, 19035), (11745, 17155), (12267, 16425)]