201646620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8423}}^1$

素因数の和:8464

約数の個数: 144

約数和(自身を含む): 735920640

約数和(自身を除く): 534274020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 8423, 11970, 16846, 23940, 25269, 33692, 42115, 50538, 58961, 75807, 84230, 101076, 117922, 126345, 151614, 160037, 168460, 176883, 235844, 252690, 294805, 303228, 320074, 353766, 379035, 480111, 505380, 530649, 589610, 640148, 707532, 758070, 800185, 884415, 960222, 1061298, 1120259, 1179220, 1440333, 1516140, 1600370, 1768830, 1920444, 2122596, 2240518, 2400555, 2653245, 2880666, 3200740, 3360777, 3537660, 4481036, 4801110, 5306490, 5601295, 5761332, 6721554, 7201665, 9602220, 10082331, 10612980, 11202590, 13443108, 14403330, 16803885, 20164662, 22405180, 28806660, 33607770, 40329324, 50411655, 67215540, 100823310, 201646620]

約数ペア:

[(1, 201646620), (2, 100823310), (3, 67215540), (4, 50411655), (5, 40329324), (6, 33607770), (7, 28806660), (9, 22405180), (10, 20164662), (12, 16803885), (14, 14403330), (15, 13443108), (18, 11202590), (19, 10612980), (20, 10082331), (21, 9602220), (28, 7201665), (30, 6721554), (35, 5761332), (36, 5601295), (38, 5306490), (42, 4801110), (45, 4481036), (57, 3537660), (60, 3360777), (63, 3200740), (70, 2880666), (76, 2653245), (84, 2400555), (90, 2240518), (95, 2122596), (105, 1920444), (114, 1768830), (126, 1600370), (133, 1516140), (140, 1440333), (171, 1179220), (180, 1120259), (190, 1061298), (210, 960222), (228, 884415), (252, 800185), (266, 758070), (285, 707532), (315, 640148), (342, 589610), (380, 530649), (399, 505380), (420, 480111), (532, 379035), (570, 353766), (630, 320074), (665, 303228), (684, 294805), (798, 252690), (855, 235844), (1140, 176883), (1197, 168460), (1260, 160037), (1330, 151614), (1596, 126345), (1710, 117922), (1995, 101076), (2394, 84230), (2660, 75807), (3420, 58961), (3990, 50538), (4788, 42115), (5985, 33692), (7980, 25269), (8423, 23940), (11970, 16846)]