249252780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1451}}^1$

素因数の和:1879

約数の個数: 96

約数和(自身を含む): 800110080

約数和(自身を除く): 550857300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 409, 420, 818, 1227, 1451, 1636, 2045, 2454, 2863, 2902, 4090, 4353, 4908, 5726, 5804, 6135, 7255, 8180, 8589, 8706, 10157, 11452, 12270, 14315, 14510, 17178, 17412, 20314, 21765, 24540, 28630, 29020, 30471, 34356, 40628, 42945, 43530, 50785, 57260, 60942, 85890, 87060, 101570, 121884, 152355, 171780, 203140, 304710, 593459, 609420, 1186918, 1780377, 2373836, 2967295, 3560754, 4154213, 5934590, 7121508, 8308426, 8901885, 11869180, 12462639, 16616852, 17803770, 20771065, 24925278, 35607540, 41542130, 49850556, 62313195, 83084260, 124626390, 249252780]

約数ペア:

[(1, 249252780), (2, 124626390), (3, 83084260), (4, 62313195), (5, 49850556), (6, 41542130), (7, 35607540), (10, 24925278), (12, 20771065), (14, 17803770), (15, 16616852), (20, 12462639), (21, 11869180), (28, 8901885), (30, 8308426), (35, 7121508), (42, 5934590), (60, 4154213), (70, 3560754), (84, 2967295), (105, 2373836), (140, 1780377), (210, 1186918), (409, 609420), (420, 593459), (818, 304710), (1227, 203140), (1451, 171780), (1636, 152355), (2045, 121884), (2454, 101570), (2863, 87060), (2902, 85890), (4090, 60942), (4353, 57260), (4908, 50785), (5726, 43530), (5804, 42945), (6135, 40628), (7255, 34356), (8180, 30471), (8589, 29020), (8706, 28630), (10157, 24540), (11452, 21765), (12270, 20314), (14315, 17412), (14510, 17178)]