78218280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31039}}^1$

素因数の和:31063

約数の個数: 96

約数和(自身を含む): 290534400

約数和(自身を除く): 212316120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 31039, 62078, 93117, 124156, 155195, 186234, 217273, 248312, 279351, 310390, 372468, 434546, 465585, 558702, 620780, 651819, 744936, 869092, 931170, 1086365, 1117404, 1241560, 1303638, 1396755, 1738184, 1862340, 1955457, 2172730, 2234808, 2607276, 2793510, 3259095, 3724680, 3910914, 4345460, 5214552, 5587020, 6518190, 7821828, 8690920, 9777285, 11174040, 13036380, 15643656, 19554570, 26072760, 39109140, 78218280]

約数ペア:

[(1, 78218280), (2, 39109140), (3, 26072760), (4, 19554570), (5, 15643656), (6, 13036380), (7, 11174040), (8, 9777285), (9, 8690920), (10, 7821828), (12, 6518190), (14, 5587020), (15, 5214552), (18, 4345460), (20, 3910914), (21, 3724680), (24, 3259095), (28, 2793510), (30, 2607276), (35, 2234808), (36, 2172730), (40, 1955457), (42, 1862340), (45, 1738184), (56, 1396755), (60, 1303638), (63, 1241560), (70, 1117404), (72, 1086365), (84, 931170), (90, 869092), (105, 744936), (120, 651819), (126, 620780), (140, 558702), (168, 465585), (180, 434546), (210, 372468), (252, 310390), (280, 279351), (315, 248312), (360, 217273), (420, 186234), (504, 155195), (630, 124156), (840, 93117), (1260, 62078), (2520, 31039)]