4320225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 9568832

約数和(自身を除く): 5248607

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 175, 195, 211, 225, 273, 315, 325, 455, 525, 585, 633, 819, 975, 1055, 1365, 1477, 1575, 1899, 2275, 2743, 2925, 3165, 4095, 4431, 5275, 6825, 7385, 8229, 9495, 13293, 13715, 15825, 19201, 20475, 22155, 24687, 36925, 41145, 47475, 57603, 66465, 68575, 96005, 110775, 123435, 172809, 205725, 288015, 332325, 480025, 617175, 864045, 1440075, 4320225]

約数ペア:

[(1, 4320225), (3, 1440075), (5, 864045), (7, 617175), (9, 480025), (13, 332325), (15, 288015), (21, 205725), (25, 172809), (35, 123435), (39, 110775), (45, 96005), (63, 68575), (65, 66465), (75, 57603), (91, 47475), (105, 41145), (117, 36925), (175, 24687), (195, 22155), (211, 20475), (225, 19201), (273, 15825), (315, 13715), (325, 13293), (455, 9495), (525, 8229), (585, 7385), (633, 6825), (819, 5275), (975, 4431), (1055, 4095), (1365, 3165), (1477, 2925), (1575, 2743), (1899, 2275)]