328663440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{21737}}^1$

素因数の和:21766

約数の個数: 160

約数和(自身を含む): 1293845760

約数和(自身を除く): 965182320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 21737, 43474, 65211, 86948, 108685, 130422, 152159, 173896, 195633, 217370, 260844, 304318, 326055, 347792, 391266, 434740, 456477, 521688, 586899, 608636, 652110, 760795, 782532, 869480, 912954, 978165, 1043376, 1173798, 1217272, 1304220, 1369431, 1521590, 1565064, 1738960, 1825908, 1956330, 2282385, 2347596, 2434544, 2608440, 2738862, 2934495, 3043180, 3130128, 3651816, 3912660, 4108293, 4564770, 4695192, 5216880, 5477724, 5868990, 6086360, 6847155, 7303632, 7825320, 8216586, 9129540, 9390384, 10955448, 11737980, 12172720, 13694310, 15650640, 16433172, 18259080, 20541465, 21910896, 23475960, 27388620, 32866344, 36518160, 41082930, 46951920, 54777240, 65732688, 82165860, 109554480, 164331720, 328663440]

約数ペア:

[(1, 328663440), (2, 164331720), (3, 109554480), (4, 82165860), (5, 65732688), (6, 54777240), (7, 46951920), (8, 41082930), (9, 36518160), (10, 32866344), (12, 27388620), (14, 23475960), (15, 21910896), (16, 20541465), (18, 18259080), (20, 16433172), (21, 15650640), (24, 13694310), (27, 12172720), (28, 11737980), (30, 10955448), (35, 9390384), (36, 9129540), (40, 8216586), (42, 7825320), (45, 7303632), (48, 6847155), (54, 6086360), (56, 5868990), (60, 5477724), (63, 5216880), (70, 4695192), (72, 4564770), (80, 4108293), (84, 3912660), (90, 3651816), (105, 3130128), (108, 3043180), (112, 2934495), (120, 2738862), (126, 2608440), (135, 2434544), (140, 2347596), (144, 2282385), (168, 1956330), (180, 1825908), (189, 1738960), (210, 1565064), (216, 1521590), (240, 1369431), (252, 1304220), (270, 1217272), (280, 1173798), (315, 1043376), (336, 978165), (360, 912954), (378, 869480), (420, 782532), (432, 760795), (504, 652110), (540, 608636), (560, 586899), (630, 521688), (720, 456477), (756, 434740), (840, 391266), (945, 347792), (1008, 326055), (1080, 304318), (1260, 260844), (1512, 217370), (1680, 195633), (1890, 173896), (2160, 152159), (2520, 130422), (3024, 108685), (3780, 86948), (5040, 65211), (7560, 43474), (15120, 21737)]