401020740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1459}}^1$

素因数の和:1986

約数の個数: 96

約数和(自身を含む): 1250928000

約数和(自身を除く): 849907260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 509, 540, 1018, 1459, 1527, 2036, 2545, 2918, 3054, 4377, 4581, 5090, 5836, 6108, 7295, 7635, 8754, 9162, 10180, 13131, 13743, 14590, 15270, 17508, 18324, 21885, 22905, 26262, 27486, 29180, 30540, 39393, 43770, 45810, 52524, 54972, 65655, 68715, 78786, 87540, 91620, 131310, 137430, 157572, 196965, 262620, 274860, 393930, 742631, 787860, 1485262, 2227893, 2970524, 3713155, 4455786, 6683679, 7426310, 8911572, 11139465, 13367358, 14852620, 20051037, 22278930, 26734716, 33418395, 40102074, 44557860, 66836790, 80204148, 100255185, 133673580, 200510370, 401020740]

約数ペア:

[(1, 401020740), (2, 200510370), (3, 133673580), (4, 100255185), (5, 80204148), (6, 66836790), (9, 44557860), (10, 40102074), (12, 33418395), (15, 26734716), (18, 22278930), (20, 20051037), (27, 14852620), (30, 13367358), (36, 11139465), (45, 8911572), (54, 7426310), (60, 6683679), (90, 4455786), (108, 3713155), (135, 2970524), (180, 2227893), (270, 1485262), (509, 787860), (540, 742631), (1018, 393930), (1459, 274860), (1527, 262620), (2036, 196965), (2545, 157572), (2918, 137430), (3054, 131310), (4377, 91620), (4581, 87540), (5090, 78786), (5836, 68715), (6108, 65655), (7295, 54972), (7635, 52524), (8754, 45810), (9162, 43770), (10180, 39393), (13131, 30540), (13743, 29180), (14590, 27486), (15270, 26262), (17508, 22905), (18324, 21885)]