2187955448

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{449}}^1$

素因数の和:901

約数の個数: 96

約数和(自身を含む): 4949424000

約数和(自身を除く): 2761468552

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 401, 434, 449, 802, 868, 898, 1519, 1604, 1736, 1796, 2807, 3038, 3143, 3208, 3592, 5614, 6076, 6286, 11228, 12152, 12431, 12572, 13919, 19649, 22001, 22456, 24862, 25144, 27838, 39298, 44002, 49724, 55676, 78596, 87017, 88004, 97433, 99448, 111352, 157192, 174034, 176008, 180049, 194866, 348068, 360098, 389732, 609119, 682031, 696136, 720196, 779464, 1218238, 1260343, 1364062, 1440392, 2436476, 2520686, 2728124, 4872952, 5041372, 5456248, 5581519, 8822401, 10082744, 11163038, 17644802, 22326076, 35289604, 39070633, 44652152, 70579208, 78141266, 156282532, 273494431, 312565064, 546988862, 1093977724, 2187955448]

約数ペア:

[(1, 2187955448), (2, 1093977724), (4, 546988862), (7, 312565064), (8, 273494431), (14, 156282532), (28, 78141266), (31, 70579208), (49, 44652152), (56, 39070633), (62, 35289604), (98, 22326076), (124, 17644802), (196, 11163038), (217, 10082744), (248, 8822401), (392, 5581519), (401, 5456248), (434, 5041372), (449, 4872952), (802, 2728124), (868, 2520686), (898, 2436476), (1519, 1440392), (1604, 1364062), (1736, 1260343), (1796, 1218238), (2807, 779464), (3038, 720196), (3143, 696136), (3208, 682031), (3592, 609119), (5614, 389732), (6076, 360098), (6286, 348068), (11228, 194866), (12152, 180049), (12431, 176008), (12572, 174034), (13919, 157192), (19649, 111352), (22001, 99448), (22456, 97433), (24862, 88004), (25144, 87017), (27838, 78596), (39298, 55676), (44002, 49724)]