646024680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{85453}}^1$

素因数の和:85480

約数の個数: 128

約数和(自身を含む): 2461075200

約数和(自身を除く): 1815050520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 85453, 170906, 256359, 341812, 427265, 512718, 598171, 683624, 769077, 854530, 1025436, 1196342, 1281795, 1538154, 1709060, 1794513, 2050872, 2307231, 2392684, 2563590, 2990855, 3076308, 3418120, 3589026, 3845385, 4614462, 4785368, 5127180, 5383539, 5981710, 6152616, 7178052, 7690770, 8972565, 9228924, 10254360, 10767078, 11536155, 11963420, 14356104, 15381540, 16150617, 17945130, 18457848, 21534156, 23072310, 23926840, 26917695, 30763080, 32301234, 35890260, 43068312, 46144620, 53835390, 64602468, 71780520, 80753085, 92289240, 107670780, 129204936, 161506170, 215341560, 323012340, 646024680]

約数ペア:

[(1, 646024680), (2, 323012340), (3, 215341560), (4, 161506170), (5, 129204936), (6, 107670780), (7, 92289240), (8, 80753085), (9, 71780520), (10, 64602468), (12, 53835390), (14, 46144620), (15, 43068312), (18, 35890260), (20, 32301234), (21, 30763080), (24, 26917695), (27, 23926840), (28, 23072310), (30, 21534156), (35, 18457848), (36, 17945130), (40, 16150617), (42, 15381540), (45, 14356104), (54, 11963420), (56, 11536155), (60, 10767078), (63, 10254360), (70, 9228924), (72, 8972565), (84, 7690770), (90, 7178052), (105, 6152616), (108, 5981710), (120, 5383539), (126, 5127180), (135, 4785368), (140, 4614462), (168, 3845385), (180, 3589026), (189, 3418120), (210, 3076308), (216, 2990855), (252, 2563590), (270, 2392684), (280, 2307231), (315, 2050872), (360, 1794513), (378, 1709060), (420, 1538154), (504, 1281795), (540, 1196342), (630, 1025436), (756, 854530), (840, 769077), (945, 683624), (1080, 598171), (1260, 512718), (1512, 427265), (1890, 341812), (2520, 256359), (3780, 170906), (7560, 85453)]