39750660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 129729600

約数和(自身を除く): 89978940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 59, 60, 76, 90, 95, 114, 118, 171, 177, 180, 190, 197, 228, 236, 285, 295, 342, 354, 380, 394, 531, 570, 590, 591, 684, 708, 788, 855, 885, 985, 1062, 1121, 1140, 1180, 1182, 1710, 1770, 1773, 1970, 2124, 2242, 2364, 2655, 2955, 3363, 3420, 3540, 3546, 3743, 3940, 4484, 5310, 5605, 5910, 6726, 7092, 7486, 8865, 10089, 10620, 11210, 11229, 11623, 11820, 13452, 14972, 16815, 17730, 18715, 20178, 22420, 22458, 23246, 33630, 33687, 34869, 35460, 37430, 40356, 44916, 46492, 50445, 56145, 58115, 67260, 67374, 69738, 74860, 100890, 104607, 112290, 116230, 134748, 139476, 168435, 174345, 201780, 209214, 220837, 224580, 232460, 336870, 348690, 418428, 441674, 523035, 662511, 673740, 697380, 883348, 1046070, 1104185, 1325022, 1987533, 2092140, 2208370, 2650044, 3312555, 3975066, 4416740, 6625110, 7950132, 9937665, 13250220, 19875330, 39750660]

約数ペア:

[(1, 39750660), (2, 19875330), (3, 13250220), (4, 9937665), (5, 7950132), (6, 6625110), (9, 4416740), (10, 3975066), (12, 3312555), (15, 2650044), (18, 2208370), (19, 2092140), (20, 1987533), (30, 1325022), (36, 1104185), (38, 1046070), (45, 883348), (57, 697380), (59, 673740), (60, 662511), (76, 523035), (90, 441674), (95, 418428), (114, 348690), (118, 336870), (171, 232460), (177, 224580), (180, 220837), (190, 209214), (197, 201780), (228, 174345), (236, 168435), (285, 139476), (295, 134748), (342, 116230), (354, 112290), (380, 104607), (394, 100890), (531, 74860), (570, 69738), (590, 67374), (591, 67260), (684, 58115), (708, 56145), (788, 50445), (855, 46492), (885, 44916), (985, 40356), (1062, 37430), (1121, 35460), (1140, 34869), (1180, 33687), (1182, 33630), (1710, 23246), (1770, 22458), (1773, 22420), (1970, 20178), (2124, 18715), (2242, 17730), (2364, 16815), (2655, 14972), (2955, 13452), (3363, 11820), (3420, 11623), (3540, 11229), (3546, 11210), (3743, 10620), (3940, 10089), (4484, 8865), (5310, 7486), (5605, 7092), (5910, 6726)]