74585560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 201398400

約数和(自身を除く): 126812840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 73, 82, 89, 140, 146, 164, 178, 205, 280, 287, 292, 328, 356, 365, 410, 445, 511, 574, 584, 623, 712, 730, 820, 890, 1022, 1148, 1246, 1435, 1460, 1640, 1780, 2044, 2296, 2492, 2555, 2870, 2920, 2993, 3115, 3560, 3649, 4088, 4984, 5110, 5740, 5986, 6230, 6497, 7298, 10220, 11480, 11972, 12460, 12994, 14596, 14965, 18245, 20440, 20951, 23944, 24920, 25543, 25988, 29192, 29930, 32485, 36490, 41902, 45479, 51086, 51976, 59860, 64970, 72980, 83804, 90958, 102172, 104755, 119720, 127715, 129940, 145960, 167608, 181916, 204344, 209510, 227395, 255430, 259880, 266377, 363832, 419020, 454790, 510860, 532754, 838040, 909580, 1021720, 1065508, 1331885, 1819160, 1864639, 2131016, 2663770, 3729278, 5327540, 7458556, 9323195, 10655080, 14917112, 18646390, 37292780, 74585560]

約数ペア:

[(1, 74585560), (2, 37292780), (4, 18646390), (5, 14917112), (7, 10655080), (8, 9323195), (10, 7458556), (14, 5327540), (20, 3729278), (28, 2663770), (35, 2131016), (40, 1864639), (41, 1819160), (56, 1331885), (70, 1065508), (73, 1021720), (82, 909580), (89, 838040), (140, 532754), (146, 510860), (164, 454790), (178, 419020), (205, 363832), (280, 266377), (287, 259880), (292, 255430), (328, 227395), (356, 209510), (365, 204344), (410, 181916), (445, 167608), (511, 145960), (574, 129940), (584, 127715), (623, 119720), (712, 104755), (730, 102172), (820, 90958), (890, 83804), (1022, 72980), (1148, 64970), (1246, 59860), (1435, 51976), (1460, 51086), (1640, 45479), (1780, 41902), (2044, 36490), (2296, 32485), (2492, 29930), (2555, 29192), (2870, 25988), (2920, 25543), (2993, 24920), (3115, 23944), (3560, 20951), (3649, 20440), (4088, 18245), (4984, 14965), (5110, 14596), (5740, 12994), (5986, 12460), (6230, 11972), (6497, 11480), (7298, 10220)]