665103060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{5711}}^1$

素因数の和:6373

約数の個数: 72

約数和(自身を含む): 2020951296

約数和(自身を除く): 1355848236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 647, 1294, 1941, 2588, 3235, 3882, 5711, 5823, 6470, 7764, 9705, 11422, 11646, 12940, 17133, 19410, 22844, 23292, 28555, 29115, 34266, 38820, 51399, 57110, 58230, 68532, 85665, 102798, 114220, 116460, 171330, 205596, 256995, 342660, 513990, 1027980, 3695017, 7390034, 11085051, 14780068, 18475085, 22170102, 33255153, 36950170, 44340204, 55425255, 66510306, 73900340, 110850510, 133020612, 166275765, 221701020, 332551530, 665103060]

約数ペア:

[(1, 665103060), (2, 332551530), (3, 221701020), (4, 166275765), (5, 133020612), (6, 110850510), (9, 73900340), (10, 66510306), (12, 55425255), (15, 44340204), (18, 36950170), (20, 33255153), (30, 22170102), (36, 18475085), (45, 14780068), (60, 11085051), (90, 7390034), (180, 3695017), (647, 1027980), (1294, 513990), (1941, 342660), (2588, 256995), (3235, 205596), (3882, 171330), (5711, 116460), (5823, 114220), (6470, 102798), (7764, 85665), (9705, 68532), (11422, 58230), (11646, 57110), (12940, 51399), (17133, 38820), (19410, 34266), (22844, 29115), (23292, 28555)]