247143780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3407}}^1$

素因数の和:3466

約数の個数: 144

約数和(自身を含む): 833624064

約数和(自身を除く): 586480284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3407, 3627, 4030, 4836, 5580, 6045, 6814, 7254, 8060, 10221, 12090, 13628, 14508, 17035, 18135, 20442, 24180, 30663, 34070, 36270, 40884, 44291, 51105, 61326, 68140, 72540, 88582, 102210, 105617, 122652, 132873, 153315, 177164, 204420, 211234, 221455, 265746, 306630, 316851, 398619, 422468, 442910, 528085, 531492, 613260, 633702, 664365, 797238, 885820, 950553, 1056170, 1267404, 1328730, 1373021, 1584255, 1594476, 1901106, 1993095, 2112340, 2657460, 2746042, 3168510, 3802212, 3986190, 4119063, 4752765, 5492084, 6337020, 6865105, 7972380, 8238126, 9505530, 12357189, 13730210, 16476252, 19011060, 20595315, 24714378, 27460420, 41190630, 49428756, 61785945, 82381260, 123571890, 247143780]

約数ペア:

[(1, 247143780), (2, 123571890), (3, 82381260), (4, 61785945), (5, 49428756), (6, 41190630), (9, 27460420), (10, 24714378), (12, 20595315), (13, 19011060), (15, 16476252), (18, 13730210), (20, 12357189), (26, 9505530), (30, 8238126), (31, 7972380), (36, 6865105), (39, 6337020), (45, 5492084), (52, 4752765), (60, 4119063), (62, 3986190), (65, 3802212), (78, 3168510), (90, 2746042), (93, 2657460), (117, 2112340), (124, 1993095), (130, 1901106), (155, 1594476), (156, 1584255), (180, 1373021), (186, 1328730), (195, 1267404), (234, 1056170), (260, 950553), (279, 885820), (310, 797238), (372, 664365), (390, 633702), (403, 613260), (465, 531492), (468, 528085), (558, 442910), (585, 422468), (620, 398619), (780, 316851), (806, 306630), (930, 265746), (1116, 221455), (1170, 211234), (1209, 204420), (1395, 177164), (1612, 153315), (1860, 132873), (2015, 122652), (2340, 105617), (2418, 102210), (2790, 88582), (3407, 72540), (3627, 68140), (4030, 61326), (4836, 51105), (5580, 44291), (6045, 40884), (6814, 36270), (7254, 34070), (8060, 30663), (10221, 24180), (12090, 20442), (13628, 18135), (14508, 17035)]