2861799920

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:405

約数の個数: 200

約数和(自身を含む): 7952330304

約数和(自身を除く): 5090530384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 47, 49, 56, 70, 80, 94, 98, 112, 140, 188, 196, 235, 245, 280, 317, 329, 343, 376, 392, 470, 490, 560, 634, 658, 686, 752, 784, 940, 980, 1268, 1316, 1372, 1585, 1645, 1715, 1880, 1960, 2219, 2303, 2401, 2536, 2632, 2744, 3170, 3290, 3430, 3760, 3920, 4438, 4606, 4802, 5072, 5264, 5488, 6340, 6580, 6860, 8876, 9212, 9604, 11095, 11515, 12005, 12680, 13160, 13720, 14899, 15533, 16121, 17752, 18424, 19208, 22190, 23030, 24010, 25360, 26320, 27440, 29798, 31066, 32242, 35504, 36848, 38416, 44380, 46060, 48020, 59596, 62132, 64484, 74495, 77665, 80605, 88760, 92120, 96040, 104293, 108731, 112847, 119192, 124264, 128968, 148990, 155330, 161210, 177520, 184240, 192080, 208586, 217462, 225694, 238384, 248528, 257936, 297980, 310660, 322420, 417172, 434924, 451388, 521465, 543655, 564235, 595960, 621320, 644840, 730051, 761117, 834344, 869848, 902776, 1042930, 1087310, 1128470, 1191920, 1242640, 1289680, 1460102, 1522234, 1668688, 1739696, 1805552, 2085860, 2174620, 2256940, 2920204, 3044468, 3650255, 3805585, 4171720, 4349240, 4513880, 5110357, 5840408, 6088936, 7300510, 7611170, 8343440, 8698480, 9027760, 10220714, 11680816, 12177872, 14601020, 15222340, 20441428, 25551785, 29202040, 30444680, 35772499, 40882856, 51103570, 58404080, 60889360, 71544998, 81765712, 102207140, 143089996, 178862495, 204414280, 286179992, 357724990, 408828560, 572359984, 715449980, 1430899960, 2861799920]

約数ペア:

[(1, 2861799920), (2, 1430899960), (4, 715449980), (5, 572359984), (7, 408828560), (8, 357724990), (10, 286179992), (14, 204414280), (16, 178862495), (20, 143089996), (28, 102207140), (35, 81765712), (40, 71544998), (47, 60889360), (49, 58404080), (56, 51103570), (70, 40882856), (80, 35772499), (94, 30444680), (98, 29202040), (112, 25551785), (140, 20441428), (188, 15222340), (196, 14601020), (235, 12177872), (245, 11680816), (280, 10220714), (317, 9027760), (329, 8698480), (343, 8343440), (376, 7611170), (392, 7300510), (470, 6088936), (490, 5840408), (560, 5110357), (634, 4513880), (658, 4349240), (686, 4171720), (752, 3805585), (784, 3650255), (940, 3044468), (980, 2920204), (1268, 2256940), (1316, 2174620), (1372, 2085860), (1585, 1805552), (1645, 1739696), (1715, 1668688), (1880, 1522234), (1960, 1460102), (2219, 1289680), (2303, 1242640), (2401, 1191920), (2536, 1128470), (2632, 1087310), (2744, 1042930), (3170, 902776), (3290, 869848), (3430, 834344), (3760, 761117), (3920, 730051), (4438, 644840), (4606, 621320), (4802, 595960), (5072, 564235), (5264, 543655), (5488, 521465), (6340, 451388), (6580, 434924), (6860, 417172), (8876, 322420), (9212, 310660), (9604, 297980), (11095, 257936), (11515, 248528), (12005, 238384), (12680, 225694), (13160, 217462), (13720, 208586), (14899, 192080), (15533, 184240), (16121, 177520), (17752, 161210), (18424, 155330), (19208, 148990), (22190, 128968), (23030, 124264), (24010, 119192), (25360, 112847), (26320, 108731), (27440, 104293), (29798, 96040), (31066, 92120), (32242, 88760), (35504, 80605), (36848, 77665), (38416, 74495), (44380, 64484), (46060, 62132), (48020, 59596)]