189307500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:657

約数の個数: 120

約数和(自身を含む): 565768896

約数和(自身を除く): 376461396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 75, 86, 100, 125, 129, 150, 172, 215, 250, 258, 300, 375, 430, 500, 516, 587, 625, 645, 750, 860, 1075, 1174, 1250, 1290, 1500, 1761, 1875, 2150, 2348, 2500, 2580, 2935, 3225, 3522, 3750, 4300, 5375, 5870, 6450, 7044, 7500, 8805, 10750, 11740, 12900, 14675, 16125, 17610, 21500, 25241, 26875, 29350, 32250, 35220, 44025, 50482, 53750, 58700, 64500, 73375, 75723, 80625, 88050, 100964, 107500, 126205, 146750, 151446, 161250, 176100, 220125, 252410, 293500, 302892, 322500, 366875, 378615, 440250, 504820, 631025, 733750, 757230, 880500, 1100625, 1262050, 1467500, 1514460, 1893075, 2201250, 2524100, 3155125, 3786150, 4402500, 6310250, 7572300, 9465375, 12620500, 15775625, 18930750, 31551250, 37861500, 47326875, 63102500, 94653750, 189307500]

約数ペア:

[(1, 189307500), (2, 94653750), (3, 63102500), (4, 47326875), (5, 37861500), (6, 31551250), (10, 18930750), (12, 15775625), (15, 12620500), (20, 9465375), (25, 7572300), (30, 6310250), (43, 4402500), (50, 3786150), (60, 3155125), (75, 2524100), (86, 2201250), (100, 1893075), (125, 1514460), (129, 1467500), (150, 1262050), (172, 1100625), (215, 880500), (250, 757230), (258, 733750), (300, 631025), (375, 504820), (430, 440250), (500, 378615), (516, 366875), (587, 322500), (625, 302892), (645, 293500), (750, 252410), (860, 220125), (1075, 176100), (1174, 161250), (1250, 151446), (1290, 146750), (1500, 126205), (1761, 107500), (1875, 100964), (2150, 88050), (2348, 80625), (2500, 75723), (2580, 73375), (2935, 64500), (3225, 58700), (3522, 53750), (3750, 50482), (4300, 44025), (5375, 35220), (5870, 32250), (6450, 29350), (7044, 26875), (7500, 25241), (8805, 21500), (10750, 17610), (11740, 16125), (12900, 14675)]