20307600

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{5641}}^1$

素因数の和:5665

約数の個数: 90

約数和(自身を含む): 70485506

約数和(自身を除く): 50177906

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 5641, 11282, 16923, 22564, 28205, 33846, 45128, 50769, 56410, 67692, 84615, 90256, 101538, 112820, 135384, 141025, 169230, 203076, 225640, 253845, 270768, 282050, 338460, 406152, 423075, 451280, 507690, 564100, 676920, 812304, 846150, 1015380, 1128200, 1269225, 1353840, 1692300, 2030760, 2256400, 2538450, 3384600, 4061520, 5076900, 6769200, 10153800, 20307600]

約数ペア:

[(1, 20307600), (2, 10153800), (3, 6769200), (4, 5076900), (5, 4061520), (6, 3384600), (8, 2538450), (9, 2256400), (10, 2030760), (12, 1692300), (15, 1353840), (16, 1269225), (18, 1128200), (20, 1015380), (24, 846150), (25, 812304), (30, 676920), (36, 564100), (40, 507690), (45, 451280), (48, 423075), (50, 406152), (60, 338460), (72, 282050), (75, 270768), (80, 253845), (90, 225640), (100, 203076), (120, 169230), (144, 141025), (150, 135384), (180, 112820), (200, 101538), (225, 90256), (240, 84615), (300, 67692), (360, 56410), (400, 50769), (450, 45128), (600, 33846), (720, 28205), (900, 22564), (1200, 16923), (1800, 11282), (3600, 5641)]