12289500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{2731}}^1$

素因数の和:2756

約数の個数: 72

約数和(自身を含む): 38783472

約数和(自身を除く): 26493972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 2731, 4500, 5462, 8193, 10924, 13655, 16386, 24579, 27310, 32772, 40965, 49158, 54620, 68275, 81930, 98316, 122895, 136550, 163860, 204825, 245790, 273100, 341375, 409650, 491580, 614475, 682750, 819300, 1024125, 1228950, 1365500, 2048250, 2457900, 3072375, 4096500, 6144750, 12289500]

約数ペア:

[(1, 12289500), (2, 6144750), (3, 4096500), (4, 3072375), (5, 2457900), (6, 2048250), (9, 1365500), (10, 1228950), (12, 1024125), (15, 819300), (18, 682750), (20, 614475), (25, 491580), (30, 409650), (36, 341375), (45, 273100), (50, 245790), (60, 204825), (75, 163860), (90, 136550), (100, 122895), (125, 98316), (150, 81930), (180, 68275), (225, 54620), (250, 49158), (300, 40965), (375, 32772), (450, 27310), (500, 24579), (750, 16386), (900, 13655), (1125, 10924), (1500, 8193), (2250, 5462), (2731, 4500)]