248585920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{70621}}^1$

素因数の和:70649

約数の個数: 56

約数和(自身を含む): 645767568

約数和(自身を除く): 397181648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 70621, 141242, 282484, 353105, 564968, 706210, 776831, 1129936, 1412420, 1553662, 2259872, 2824840, 3107324, 3884155, 4519744, 5649680, 6214648, 7768310, 11299360, 12429296, 15536620, 22598720, 24858592, 31073240, 49717184, 62146480, 124292960, 248585920]

約数ペア:

[(1, 248585920), (2, 124292960), (4, 62146480), (5, 49717184), (8, 31073240), (10, 24858592), (11, 22598720), (16, 15536620), (20, 12429296), (22, 11299360), (32, 7768310), (40, 6214648), (44, 5649680), (55, 4519744), (64, 3884155), (80, 3107324), (88, 2824840), (110, 2259872), (160, 1553662), (176, 1412420), (220, 1129936), (320, 776831), (352, 706210), (440, 564968), (704, 353105), (880, 282484), (1760, 141242), (3520, 70621)]