40874522080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{71419}}^1$

素因数の和:71521

約数の個数: 144

約数和(自身を含む): 113872333680

約数和(自身を除く): 72997811600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 365, 392, 490, 511, 560, 584, 730, 784, 980, 1022, 1120, 1168, 1460, 1568, 1960, 2044, 2336, 2555, 2920, 3577, 3920, 4088, 5110, 5840, 7154, 7840, 8176, 10220, 11680, 14308, 16352, 17885, 20440, 28616, 35770, 40880, 57232, 71419, 71540, 81760, 114464, 142838, 143080, 285676, 286160, 357095, 499933, 571352, 572320, 714190, 999866, 1142704, 1428380, 1999732, 2285408, 2499665, 2856760, 3499531, 3999464, 4999330, 5213587, 5713520, 6999062, 7998928, 9998660, 10427174, 11427040, 13998124, 15997856, 17497655, 19997320, 20854348, 26067935, 27996248, 34995310, 36495109, 39994640, 41708696, 52135870, 55992496, 69990620, 72990218, 79989280, 83417392, 104271740, 111984992, 139981240, 145980436, 166834784, 182475545, 208543480, 255465763, 279962480, 291960872, 364951090, 417086960, 510931526, 559924960, 583921744, 729902180, 834173920, 1021863052, 1167843488, 1277328815, 1459804360, 2043726104, 2554657630, 2919608720, 4087452208, 5109315260, 5839217440, 8174904416, 10218630520, 20437261040, 40874522080]

約数ペア:

[(1, 40874522080), (2, 20437261040), (4, 10218630520), (5, 8174904416), (7, 5839217440), (8, 5109315260), (10, 4087452208), (14, 2919608720), (16, 2554657630), (20, 2043726104), (28, 1459804360), (32, 1277328815), (35, 1167843488), (40, 1021863052), (49, 834173920), (56, 729902180), (70, 583921744), (73, 559924960), (80, 510931526), (98, 417086960), (112, 364951090), (140, 291960872), (146, 279962480), (160, 255465763), (196, 208543480), (224, 182475545), (245, 166834784), (280, 145980436), (292, 139981240), (365, 111984992), (392, 104271740), (490, 83417392), (511, 79989280), (560, 72990218), (584, 69990620), (730, 55992496), (784, 52135870), (980, 41708696), (1022, 39994640), (1120, 36495109), (1168, 34995310), (1460, 27996248), (1568, 26067935), (1960, 20854348), (2044, 19997320), (2336, 17497655), (2555, 15997856), (2920, 13998124), (3577, 11427040), (3920, 10427174), (4088, 9998660), (5110, 7998928), (5840, 6999062), (7154, 5713520), (7840, 5213587), (8176, 4999330), (10220, 3999464), (11680, 3499531), (14308, 2856760), (16352, 2499665), (17885, 2285408), (20440, 1999732), (28616, 1428380), (35770, 1142704), (40880, 999866), (57232, 714190), (71419, 572320), (71540, 571352), (81760, 499933), (114464, 357095), (142838, 286160), (143080, 285676)]