30457000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:276

約数の個数: 128

約数和(自身を含む): 86112000

約数和(自身を除く): 55655000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 200, 229, 250, 266, 280, 350, 380, 458, 475, 500, 532, 665, 700, 760, 875, 916, 950, 1000, 1064, 1145, 1330, 1400, 1603, 1750, 1832, 1900, 2290, 2375, 2660, 3206, 3325, 3500, 3800, 4351, 4580, 4750, 5320, 5725, 6412, 6650, 7000, 8015, 8702, 9160, 9500, 11450, 12824, 13300, 16030, 16625, 17404, 19000, 21755, 22900, 26600, 28625, 30457, 32060, 33250, 34808, 40075, 43510, 45800, 57250, 60914, 64120, 66500, 80150, 87020, 108775, 114500, 121828, 133000, 152285, 160300, 174040, 200375, 217550, 229000, 243656, 304570, 320600, 400750, 435100, 543875, 609140, 761425, 801500, 870200, 1087750, 1218280, 1522850, 1603000, 2175500, 3045700, 3807125, 4351000, 6091400, 7614250, 15228500, 30457000]

約数ペア:

[(1, 30457000), (2, 15228500), (4, 7614250), (5, 6091400), (7, 4351000), (8, 3807125), (10, 3045700), (14, 2175500), (19, 1603000), (20, 1522850), (25, 1218280), (28, 1087750), (35, 870200), (38, 801500), (40, 761425), (50, 609140), (56, 543875), (70, 435100), (76, 400750), (95, 320600), (100, 304570), (125, 243656), (133, 229000), (140, 217550), (152, 200375), (175, 174040), (190, 160300), (200, 152285), (229, 133000), (250, 121828), (266, 114500), (280, 108775), (350, 87020), (380, 80150), (458, 66500), (475, 64120), (500, 60914), (532, 57250), (665, 45800), (700, 43510), (760, 40075), (875, 34808), (916, 33250), (950, 32060), (1000, 30457), (1064, 28625), (1145, 26600), (1330, 22900), (1400, 21755), (1603, 19000), (1750, 17404), (1832, 16625), (1900, 16030), (2290, 13300), (2375, 12824), (2660, 11450), (3206, 9500), (3325, 9160), (3500, 8702), (3800, 8015), (4351, 7000), (4580, 6650), (4750, 6412), (5320, 5725)]