20831879040

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{5477}}^1$

素因数の和:5789

約数の個数: 256

約数和(自身を含む): 76169617920

約数和(自身を除く): 55337738880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 283, 320, 336, 384, 420, 448, 480, 560, 566, 640, 672, 840, 849, 896, 960, 1120, 1132, 1344, 1415, 1680, 1698, 1920, 1981, 2240, 2264, 2688, 2830, 3360, 3396, 3962, 4245, 4480, 4528, 5477, 5660, 5943, 6720, 6792, 7924, 8490, 9056, 9905, 10954, 11320, 11886, 13440, 13584, 15848, 16431, 16980, 18112, 19810, 21908, 22640, 23772, 27168, 27385, 29715, 31696, 32862, 33960, 36224, 38339, 39620, 43816, 45280, 47544, 54336, 54770, 59430, 63392, 65724, 67920, 76678, 79240, 82155, 87632, 90560, 95088, 108672, 109540, 115017, 118860, 126784, 131448, 135840, 153356, 158480, 164310, 175264, 181120, 190176, 191695, 219080, 230034, 237720, 253568, 262896, 271680, 306712, 316960, 328620, 350528, 380352, 383390, 438160, 460068, 475440, 525792, 543360, 575085, 613424, 633920, 657240, 701056, 760704, 766780, 876320, 920136, 950880, 1051584, 1150170, 1226848, 1267840, 1314480, 1533560, 1549991, 1752640, 1840272, 1901760, 2103168, 2300340, 2453696, 2628960, 3067120, 3099982, 3505280, 3680544, 3803520, 4600680, 4649973, 4907392, 5257920, 6134240, 6199964, 7361088, 7749955, 9201360, 9299946, 10515840, 10849937, 12268480, 12399928, 14722176, 15499910, 18402720, 18599892, 21699874, 23249865, 24536960, 24799856, 30999820, 32549811, 36805440, 37199784, 43399748, 46499730, 49599712, 54249685, 61999640, 65099622, 73610880, 74399568, 86799496, 92999460, 99199424, 108499370, 123999280, 130199244, 148799136, 162749055, 173598992, 185998920, 198398848, 216998740, 247998560, 260398488, 297598272, 325498110, 347197984, 371997840, 433997480, 495997120, 520796976, 595196544, 650996220, 694395968, 743995680, 867994960, 991994240, 1041593952, 1301992440, 1388791936, 1487991360, 1735989920, 2083187904, 2603984880, 2975982720, 3471979840, 4166375808, 5207969760, 6943959680, 10415939520, 20831879040]

約数ペア:

[(1, 20831879040), (2, 10415939520), (3, 6943959680), (4, 5207969760), (5, 4166375808), (6, 3471979840), (7, 2975982720), (8, 2603984880), (10, 2083187904), (12, 1735989920), (14, 1487991360), (15, 1388791936), (16, 1301992440), (20, 1041593952), (21, 991994240), (24, 867994960), (28, 743995680), (30, 694395968), (32, 650996220), (35, 595196544), (40, 520796976), (42, 495997120), (48, 433997480), (56, 371997840), (60, 347197984), (64, 325498110), (70, 297598272), (80, 260398488), (84, 247998560), (96, 216998740), (105, 198398848), (112, 185998920), (120, 173598992), (128, 162749055), (140, 148799136), (160, 130199244), (168, 123999280), (192, 108499370), (210, 99199424), (224, 92999460), (240, 86799496), (280, 74399568), (283, 73610880), (320, 65099622), (336, 61999640), (384, 54249685), (420, 49599712), (448, 46499730), (480, 43399748), (560, 37199784), (566, 36805440), (640, 32549811), (672, 30999820), (840, 24799856), (849, 24536960), (896, 23249865), (960, 21699874), (1120, 18599892), (1132, 18402720), (1344, 15499910), (1415, 14722176), (1680, 12399928), (1698, 12268480), (1920, 10849937), (1981, 10515840), (2240, 9299946), (2264, 9201360), (2688, 7749955), (2830, 7361088), (3360, 6199964), (3396, 6134240), (3962, 5257920), (4245, 4907392), (4480, 4649973), (4528, 4600680), (5477, 3803520), (5660, 3680544), (5943, 3505280), (6720, 3099982), (6792, 3067120), (7924, 2628960), (8490, 2453696), (9056, 2300340), (9905, 2103168), (10954, 1901760), (11320, 1840272), (11886, 1752640), (13440, 1549991), (13584, 1533560), (15848, 1314480), (16431, 1267840), (16980, 1226848), (18112, 1150170), (19810, 1051584), (21908, 950880), (22640, 920136), (23772, 876320), (27168, 766780), (27385, 760704), (29715, 701056), (31696, 657240), (32862, 633920), (33960, 613424), (36224, 575085), (38339, 543360), (39620, 525792), (43816, 475440), (45280, 460068), (47544, 438160), (54336, 383390), (54770, 380352), (59430, 350528), (63392, 328620), (65724, 316960), (67920, 306712), (76678, 271680), (79240, 262896), (82155, 253568), (87632, 237720), (90560, 230034), (95088, 219080), (108672, 191695), (109540, 190176), (115017, 181120), (118860, 175264), (126784, 164310), (131448, 158480), (135840, 153356)]