2078679780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{54217}}^1$

素因数の和:54306

約数の個数: 96

約数和(自身を含む): 6558209280

約数和(自身を除く): 4479529500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 180, 213, 270, 284, 355, 426, 540, 639, 710, 852, 1065, 1278, 1420, 1917, 2130, 2556, 3195, 3834, 4260, 6390, 7668, 9585, 12780, 19170, 38340, 54217, 108434, 162651, 216868, 271085, 325302, 487953, 542170, 650604, 813255, 975906, 1084340, 1463859, 1626510, 1951812, 2439765, 2927718, 3253020, 3849407, 4879530, 5855436, 7319295, 7698814, 9759060, 11548221, 14638590, 15397628, 19247035, 23096442, 29277180, 34644663, 38494070, 46192884, 57741105, 69289326, 76988140, 103933989, 115482210, 138578652, 173223315, 207867978, 230964420, 346446630, 415735956, 519669945, 692893260, 1039339890, 2078679780]

約数ペア:

[(1, 2078679780), (2, 1039339890), (3, 692893260), (4, 519669945), (5, 415735956), (6, 346446630), (9, 230964420), (10, 207867978), (12, 173223315), (15, 138578652), (18, 115482210), (20, 103933989), (27, 76988140), (30, 69289326), (36, 57741105), (45, 46192884), (54, 38494070), (60, 34644663), (71, 29277180), (90, 23096442), (108, 19247035), (135, 15397628), (142, 14638590), (180, 11548221), (213, 9759060), (270, 7698814), (284, 7319295), (355, 5855436), (426, 4879530), (540, 3849407), (639, 3253020), (710, 2927718), (852, 2439765), (1065, 1951812), (1278, 1626510), (1420, 1463859), (1917, 1084340), (2130, 975906), (2556, 813255), (3195, 650604), (3834, 542170), (4260, 487953), (6390, 325302), (7668, 271085), (9585, 216868), (12780, 162651), (19170, 108434), (38340, 54217)]