18258750

素因数分解:

$2^1\times 3^3\times 5^4\times {\mathrm{541}}^1$

素因数の和:572

約数の個数: 80

約数和(自身を含む): 50796240

約数和(自身を除く): 32537490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 125, 135, 150, 225, 250, 270, 375, 450, 541, 625, 675, 750, 1082, 1125, 1250, 1350, 1623, 1875, 2250, 2705, 3246, 3375, 3750, 4869, 5410, 5625, 6750, 8115, 9738, 11250, 13525, 14607, 16230, 16875, 24345, 27050, 29214, 33750, 40575, 48690, 67625, 73035, 81150, 121725, 135250, 146070, 202875, 243450, 338125, 365175, 405750, 608625, 676250, 730350, 1014375, 1217250, 1825875, 2028750, 3043125, 3651750, 6086250, 9129375, 18258750]

約数ペア:

[(1, 18258750), (2, 9129375), (3, 6086250), (5, 3651750), (6, 3043125), (9, 2028750), (10, 1825875), (15, 1217250), (18, 1014375), (25, 730350), (27, 676250), (30, 608625), (45, 405750), (50, 365175), (54, 338125), (75, 243450), (90, 202875), (125, 146070), (135, 135250), (150, 121725), (225, 81150), (250, 73035), (270, 67625), (375, 48690), (450, 40575), (541, 33750), (625, 29214), (675, 27050), (750, 24345), (1082, 16875), (1125, 16230), (1250, 14607), (1350, 13525), (1623, 11250), (1875, 9738), (2250, 8115), (2705, 6750), (3246, 5625), (3375, 5410), (3750, 4869)]