12493669120

素因数分解:

$2^8\times 5^1\times {\mathrm{131}}^1\times {\mathrm{74509}}^1$

素因数の和:74661

約数の個数: 72

約数和(自身を含む): 30155091120

約数和(自身を除く): 17661422000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 256, 262, 320, 524, 640, 655, 1048, 1280, 1310, 2096, 2620, 4192, 5240, 8384, 10480, 16768, 20960, 33536, 41920, 74509, 83840, 149018, 167680, 298036, 372545, 596072, 745090, 1192144, 1490180, 2384288, 2980360, 4768576, 5960720, 9537152, 9760679, 11921440, 19074304, 19521358, 23842880, 39042716, 47685760, 48803395, 78085432, 95371520, 97606790, 156170864, 195213580, 312341728, 390427160, 624683456, 780854320, 1249366912, 1561708640, 2498733824, 3123417280, 6246834560, 12493669120]

約数ペア:

[(1, 12493669120), (2, 6246834560), (4, 3123417280), (5, 2498733824), (8, 1561708640), (10, 1249366912), (16, 780854320), (20, 624683456), (32, 390427160), (40, 312341728), (64, 195213580), (80, 156170864), (128, 97606790), (131, 95371520), (160, 78085432), (256, 48803395), (262, 47685760), (320, 39042716), (524, 23842880), (640, 19521358), (655, 19074304), (1048, 11921440), (1280, 9760679), (1310, 9537152), (2096, 5960720), (2620, 4768576), (4192, 2980360), (5240, 2384288), (8384, 1490180), (10480, 1192144), (16768, 745090), (20960, 596072), (33536, 372545), (41920, 298036), (74509, 167680), (83840, 149018)]