28664520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4507}}^1$

素因数の和:4574

約数の個数: 64

約数和(自身を含む): 87635520

約数和(自身を除く): 58971000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 4507, 6360, 9014, 13521, 18028, 22535, 27042, 36056, 45070, 54084, 67605, 90140, 108168, 135210, 180280, 238871, 270420, 477742, 540840, 716613, 955484, 1194355, 1433226, 1910968, 2388710, 2866452, 3583065, 4777420, 5732904, 7166130, 9554840, 14332260, 28664520]

約数ペア:

[(1, 28664520), (2, 14332260), (3, 9554840), (4, 7166130), (5, 5732904), (6, 4777420), (8, 3583065), (10, 2866452), (12, 2388710), (15, 1910968), (20, 1433226), (24, 1194355), (30, 955484), (40, 716613), (53, 540840), (60, 477742), (106, 270420), (120, 238871), (159, 180280), (212, 135210), (265, 108168), (318, 90140), (424, 67605), (530, 54084), (636, 45070), (795, 36056), (1060, 27042), (1272, 22535), (1590, 18028), (2120, 13521), (3180, 9014), (4507, 6360)]