17477820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1091}}^1$

素因数の和:1195

約数の個数: 72

約数和(自身を含む): 53660880

約数和(自身を除く): 36183060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1091, 1335, 1602, 1780, 2182, 2670, 3204, 3273, 4005, 4364, 5340, 5455, 6546, 8010, 9819, 10910, 13092, 16020, 16365, 19638, 21820, 32730, 39276, 49095, 65460, 97099, 98190, 194198, 196380, 291297, 388396, 485495, 582594, 873891, 970990, 1165188, 1456485, 1747782, 1941980, 2912970, 3495564, 4369455, 5825940, 8738910, 17477820]

約数ペア:

[(1, 17477820), (2, 8738910), (3, 5825940), (4, 4369455), (5, 3495564), (6, 2912970), (9, 1941980), (10, 1747782), (12, 1456485), (15, 1165188), (18, 970990), (20, 873891), (30, 582594), (36, 485495), (45, 388396), (60, 291297), (89, 196380), (90, 194198), (178, 98190), (180, 97099), (267, 65460), (356, 49095), (445, 39276), (534, 32730), (801, 21820), (890, 19638), (1068, 16365), (1091, 16020), (1335, 13092), (1602, 10910), (1780, 9819), (2182, 8010), (2670, 6546), (3204, 5455), (3273, 5340), (4005, 4364)]