240147200

素因数分解:

$2^8\times 5^2\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:422

約数の個数: 108

約数和(自身を含む): 600690720

約数和(自身を除く): 360543520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 157, 160, 200, 239, 256, 314, 320, 400, 478, 628, 640, 785, 800, 956, 1195, 1256, 1280, 1570, 1600, 1912, 2390, 2512, 3140, 3200, 3824, 3925, 4780, 5024, 5975, 6280, 6400, 7648, 7850, 9560, 10048, 11950, 12560, 15296, 15700, 19120, 20096, 23900, 25120, 30592, 31400, 37523, 38240, 40192, 47800, 50240, 61184, 62800, 75046, 76480, 95600, 100480, 125600, 150092, 152960, 187615, 191200, 200960, 251200, 300184, 305920, 375230, 382400, 502400, 600368, 750460, 764800, 938075, 1004800, 1200736, 1500920, 1529600, 1876150, 2401472, 3001840, 3752300, 4802944, 6003680, 7504600, 9605888, 12007360, 15009200, 24014720, 30018400, 48029440, 60036800, 120073600, 240147200]

約数ペア:

[(1, 240147200), (2, 120073600), (4, 60036800), (5, 48029440), (8, 30018400), (10, 24014720), (16, 15009200), (20, 12007360), (25, 9605888), (32, 7504600), (40, 6003680), (50, 4802944), (64, 3752300), (80, 3001840), (100, 2401472), (128, 1876150), (157, 1529600), (160, 1500920), (200, 1200736), (239, 1004800), (256, 938075), (314, 764800), (320, 750460), (400, 600368), (478, 502400), (628, 382400), (640, 375230), (785, 305920), (800, 300184), (956, 251200), (1195, 200960), (1256, 191200), (1280, 187615), (1570, 152960), (1600, 150092), (1912, 125600), (2390, 100480), (2512, 95600), (3140, 76480), (3200, 75046), (3824, 62800), (3925, 61184), (4780, 50240), (5024, 47800), (5975, 40192), (6280, 38240), (6400, 37523), (7648, 31400), (7850, 30592), (9560, 25120), (10048, 23900), (11950, 20096), (12560, 19120), (15296, 15700)]