272381580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{8747}}^1$

素因数の和:8935

約数の個数: 72

約数和(自身を含む): 831094992

約数和(自身を除く): 558713412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 7785, 8747, 10380, 15570, 17494, 26241, 31140, 34988, 43735, 52482, 78723, 87470, 104964, 131205, 157446, 174940, 262410, 314892, 393615, 524820, 787230, 1513231, 1574460, 3026462, 4539693, 6052924, 7566155, 9079386, 13619079, 15132310, 18158772, 22698465, 27238158, 30264620, 45396930, 54476316, 68095395, 90793860, 136190790, 272381580]

約数ペア:

[(1, 272381580), (2, 136190790), (3, 90793860), (4, 68095395), (5, 54476316), (6, 45396930), (9, 30264620), (10, 27238158), (12, 22698465), (15, 18158772), (18, 15132310), (20, 13619079), (30, 9079386), (36, 7566155), (45, 6052924), (60, 4539693), (90, 3026462), (173, 1574460), (180, 1513231), (346, 787230), (519, 524820), (692, 393615), (865, 314892), (1038, 262410), (1557, 174940), (1730, 157446), (2076, 131205), (2595, 104964), (3114, 87470), (3460, 78723), (5190, 52482), (6228, 43735), (7785, 34988), (8747, 31140), (10380, 26241), (15570, 17494)]