778801520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{6073}}^1$

素因数の和:6322

約数の個数: 80

約数和(自身を含む): 2078765760

約数和(自身を除く): 1299964240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 229, 280, 458, 560, 916, 1145, 1603, 1832, 2290, 3206, 3664, 4580, 6073, 6412, 8015, 9160, 12146, 12824, 16030, 18320, 24292, 25648, 30365, 32060, 42511, 48584, 60730, 64120, 85022, 97168, 121460, 128240, 170044, 212555, 242920, 340088, 425110, 485840, 680176, 850220, 1390717, 1700440, 2781434, 3400880, 5562868, 6953585, 9735019, 11125736, 13907170, 19470038, 22251472, 27814340, 38940076, 48675095, 55628680, 77880152, 97350190, 111257360, 155760304, 194700380, 389400760, 778801520]

約数ペア:

[(1, 778801520), (2, 389400760), (4, 194700380), (5, 155760304), (7, 111257360), (8, 97350190), (10, 77880152), (14, 55628680), (16, 48675095), (20, 38940076), (28, 27814340), (35, 22251472), (40, 19470038), (56, 13907170), (70, 11125736), (80, 9735019), (112, 6953585), (140, 5562868), (229, 3400880), (280, 2781434), (458, 1700440), (560, 1390717), (916, 850220), (1145, 680176), (1603, 485840), (1832, 425110), (2290, 340088), (3206, 242920), (3664, 212555), (4580, 170044), (6073, 128240), (6412, 121460), (8015, 97168), (9160, 85022), (12146, 64120), (12824, 60730), (16030, 48584), (18320, 42511), (24292, 32060), (25648, 30365)]