20008152960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{557}}^1$

素因数の和:985

約数の個数: 256

約数和(自身を含む): 65280375360

約数和(自身を除く): 45272222400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 128, 159, 160, 192, 212, 240, 265, 318, 320, 353, 384, 424, 480, 530, 557, 636, 640, 706, 795, 848, 960, 1059, 1060, 1114, 1272, 1412, 1590, 1671, 1696, 1765, 1920, 2118, 2120, 2228, 2544, 2785, 2824, 3180, 3342, 3392, 3530, 4236, 4240, 4456, 5088, 5295, 5570, 5648, 6360, 6684, 6784, 7060, 8355, 8472, 8480, 8912, 10176, 10590, 11140, 11296, 12720, 13368, 14120, 16710, 16944, 16960, 17824, 18709, 20352, 21180, 22280, 22592, 25440, 26736, 28240, 29521, 33420, 33888, 33920, 35648, 37418, 42360, 44560, 45184, 50880, 53472, 56127, 56480, 59042, 66840, 67776, 71296, 74836, 84720, 88563, 89120, 93545, 101760, 106944, 112254, 112960, 118084, 133680, 135552, 147605, 149672, 169440, 177126, 178240, 187090, 196621, 213888, 224508, 225920, 236168, 267360, 280635, 295210, 299344, 338880, 354252, 356480, 374180, 393242, 442815, 449016, 472336, 534720, 561270, 589863, 590420, 598688, 677760, 708504, 748360, 786484, 885630, 898032, 944672, 983105, 1069440, 1122540, 1179726, 1180840, 1197376, 1417008, 1496720, 1572968, 1771260, 1796064, 1889344, 1966210, 2245080, 2359452, 2361680, 2394752, 2834016, 2949315, 2993440, 3145936, 3542520, 3592128, 3778688, 3932420, 4490160, 4718904, 4723360, 5668032, 5898630, 5986880, 6291872, 7085040, 7184256, 7864840, 8980320, 9437808, 9446720, 10420913, 11336064, 11797260, 11973760, 12583744, 14170080, 15729680, 17960640, 18875616, 18893440, 20841826, 23594520, 25167488, 28340160, 31262739, 31459360, 35921280, 37751232, 41683652, 47189040, 52104565, 56680320, 62525478, 62918720, 75502464, 83367304, 94378080, 104209130, 125050956, 125837440, 156313695, 166734608, 188756160, 208418260, 250101912, 312627390, 333469216, 377512320, 416836520, 500203824, 625254780, 666938432, 833673040, 1000407648, 1250509560, 1333876864, 1667346080, 2000815296, 2501019120, 3334692160, 4001630592, 5002038240, 6669384320, 10004076480, 20008152960]

約数ペア:

[(1, 20008152960), (2, 10004076480), (3, 6669384320), (4, 5002038240), (5, 4001630592), (6, 3334692160), (8, 2501019120), (10, 2000815296), (12, 1667346080), (15, 1333876864), (16, 1250509560), (20, 1000407648), (24, 833673040), (30, 666938432), (32, 625254780), (40, 500203824), (48, 416836520), (53, 377512320), (60, 333469216), (64, 312627390), (80, 250101912), (96, 208418260), (106, 188756160), (120, 166734608), (128, 156313695), (159, 125837440), (160, 125050956), (192, 104209130), (212, 94378080), (240, 83367304), (265, 75502464), (318, 62918720), (320, 62525478), (353, 56680320), (384, 52104565), (424, 47189040), (480, 41683652), (530, 37751232), (557, 35921280), (636, 31459360), (640, 31262739), (706, 28340160), (795, 25167488), (848, 23594520), (960, 20841826), (1059, 18893440), (1060, 18875616), (1114, 17960640), (1272, 15729680), (1412, 14170080), (1590, 12583744), (1671, 11973760), (1696, 11797260), (1765, 11336064), (1920, 10420913), (2118, 9446720), (2120, 9437808), (2228, 8980320), (2544, 7864840), (2785, 7184256), (2824, 7085040), (3180, 6291872), (3342, 5986880), (3392, 5898630), (3530, 5668032), (4236, 4723360), (4240, 4718904), (4456, 4490160), (5088, 3932420), (5295, 3778688), (5570, 3592128), (5648, 3542520), (6360, 3145936), (6684, 2993440), (6784, 2949315), (7060, 2834016), (8355, 2394752), (8472, 2361680), (8480, 2359452), (8912, 2245080), (10176, 1966210), (10590, 1889344), (11140, 1796064), (11296, 1771260), (12720, 1572968), (13368, 1496720), (14120, 1417008), (16710, 1197376), (16944, 1180840), (16960, 1179726), (17824, 1122540), (18709, 1069440), (20352, 983105), (21180, 944672), (22280, 898032), (22592, 885630), (25440, 786484), (26736, 748360), (28240, 708504), (29521, 677760), (33420, 598688), (33888, 590420), (33920, 589863), (35648, 561270), (37418, 534720), (42360, 472336), (44560, 449016), (45184, 442815), (50880, 393242), (53472, 374180), (56127, 356480), (56480, 354252), (59042, 338880), (66840, 299344), (67776, 295210), (71296, 280635), (74836, 267360), (84720, 236168), (88563, 225920), (89120, 224508), (93545, 213888), (101760, 196621), (106944, 187090), (112254, 178240), (112960, 177126), (118084, 169440), (133680, 149672), (135552, 147605)]