230000000

素因数分解:

$2^7\times 5^7\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 128

約数和(自身を含む): 597654720

約数和(自身を除く): 367654720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 128, 160, 184, 200, 230, 250, 320, 368, 400, 460, 500, 575, 625, 640, 736, 800, 920, 1000, 1150, 1250, 1472, 1600, 1840, 2000, 2300, 2500, 2875, 2944, 3125, 3200, 3680, 4000, 4600, 5000, 5750, 6250, 7360, 8000, 9200, 10000, 11500, 12500, 14375, 14720, 15625, 16000, 18400, 20000, 23000, 25000, 28750, 31250, 36800, 40000, 46000, 50000, 57500, 62500, 71875, 73600, 78125, 80000, 92000, 100000, 115000, 125000, 143750, 156250, 184000, 200000, 230000, 250000, 287500, 312500, 359375, 368000, 400000, 460000, 500000, 575000, 625000, 718750, 920000, 1000000, 1150000, 1250000, 1437500, 1796875, 1840000, 2000000, 2300000, 2500000, 2875000, 3593750, 4600000, 5000000, 5750000, 7187500, 9200000, 10000000, 11500000, 14375000, 23000000, 28750000, 46000000, 57500000, 115000000, 230000000]

約数ペア:

[(1, 230000000), (2, 115000000), (4, 57500000), (5, 46000000), (8, 28750000), (10, 23000000), (16, 14375000), (20, 11500000), (23, 10000000), (25, 9200000), (32, 7187500), (40, 5750000), (46, 5000000), (50, 4600000), (64, 3593750), (80, 2875000), (92, 2500000), (100, 2300000), (115, 2000000), (125, 1840000), (128, 1796875), (160, 1437500), (184, 1250000), (200, 1150000), (230, 1000000), (250, 920000), (320, 718750), (368, 625000), (400, 575000), (460, 500000), (500, 460000), (575, 400000), (625, 368000), (640, 359375), (736, 312500), (800, 287500), (920, 250000), (1000, 230000), (1150, 200000), (1250, 184000), (1472, 156250), (1600, 143750), (1840, 125000), (2000, 115000), (2300, 100000), (2500, 92000), (2875, 80000), (2944, 78125), (3125, 73600), (3200, 71875), (3680, 62500), (4000, 57500), (4600, 50000), (5000, 46000), (5750, 40000), (6250, 36800), (7360, 31250), (8000, 28750), (9200, 25000), (10000, 23000), (11500, 20000), (12500, 18400), (14375, 16000), (14720, 15625)]