255097442560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:629

約数の個数: 288

約数和(自身を含む): 641379336192

約数和(自身を除く): 386281893632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 127, 128, 155, 160, 223, 227, 248, 254, 256, 310, 320, 446, 454, 496, 508, 620, 635, 640, 892, 908, 992, 1016, 1115, 1135, 1240, 1270, 1280, 1784, 1816, 1984, 2032, 2230, 2270, 2480, 2540, 3568, 3632, 3937, 3968, 4064, 4460, 4540, 4960, 5080, 6913, 7037, 7136, 7264, 7874, 7936, 8128, 8920, 9080, 9920, 10160, 13826, 14074, 14272, 14528, 15748, 16256, 17840, 18160, 19685, 19840, 20320, 27652, 28148, 28321, 28544, 28829, 29056, 31496, 32512, 34565, 35185, 35680, 36320, 39370, 39680, 40640, 50621, 55304, 56296, 56642, 57088, 57658, 58112, 62992, 69130, 70370, 71360, 72640, 78740, 81280, 101242, 110608, 112592, 113284, 115316, 125984, 138260, 140740, 141605, 142720, 144145, 145280, 157480, 162560, 202484, 221216, 225184, 226568, 230632, 251968, 253105, 276520, 281480, 283210, 285440, 288290, 290560, 314960, 404968, 442432, 450368, 453136, 461264, 503936, 506210, 553040, 562960, 566420, 576580, 629920, 809936, 877951, 884864, 893699, 900736, 906272, 922528, 1007872, 1012420, 1106080, 1125920, 1132840, 1153160, 1259840, 1569251, 1619872, 1755902, 1769728, 1787398, 1801472, 1812544, 1845056, 2024840, 2212160, 2251840, 2265680, 2306320, 2519680, 3138502, 3239744, 3511804, 3574796, 3625088, 3690112, 4049680, 4389755, 4424320, 4468495, 4503680, 4531360, 4612640, 5039360, 6277004, 6428867, 6479488, 7023608, 7149592, 7250176, 7380224, 7846255, 8099360, 8779510, 8848640, 8936990, 9007360, 9062720, 9225280, 12554008, 12857734, 12958976, 14047216, 14299184, 15692510, 16198720, 17559020, 17873980, 18125440, 18450560, 25108016, 25715468, 28094432, 28598368, 31385020, 32144335, 32397440, 35118040, 35747960, 36250880, 36901120, 50216032, 51430936, 56188864, 57196736, 62770040, 64288670, 64794880, 70236080, 71495920, 100432064, 102861872, 112377728, 114393472, 125540080, 128577340, 140472160, 142991840, 199294877, 200864128, 205723744, 224755456, 228786944, 251080160, 257154680, 280944320, 285983680, 398589754, 401728256, 411447488, 502160320, 514309360, 561888640, 571967360, 797179508, 822894976, 996474385, 1004320640, 1028618720, 1123777280, 1143934720, 1594359016, 1645789952, 1992948770, 2008641280, 2057237440, 3188718032, 3985897540, 4114474880, 6377436064, 7971795080, 8228949760, 12754872128, 15943590160, 25509744256, 31887180320, 51019488512, 63774360640, 127548721280, 255097442560]

約数ペア:

[(1, 255097442560), (2, 127548721280), (4, 63774360640), (5, 51019488512), (8, 31887180320), (10, 25509744256), (16, 15943590160), (20, 12754872128), (31, 8228949760), (32, 7971795080), (40, 6377436064), (62, 4114474880), (64, 3985897540), (80, 3188718032), (124, 2057237440), (127, 2008641280), (128, 1992948770), (155, 1645789952), (160, 1594359016), (223, 1143934720), (227, 1123777280), (248, 1028618720), (254, 1004320640), (256, 996474385), (310, 822894976), (320, 797179508), (446, 571967360), (454, 561888640), (496, 514309360), (508, 502160320), (620, 411447488), (635, 401728256), (640, 398589754), (892, 285983680), (908, 280944320), (992, 257154680), (1016, 251080160), (1115, 228786944), (1135, 224755456), (1240, 205723744), (1270, 200864128), (1280, 199294877), (1784, 142991840), (1816, 140472160), (1984, 128577340), (2032, 125540080), (2230, 114393472), (2270, 112377728), (2480, 102861872), (2540, 100432064), (3568, 71495920), (3632, 70236080), (3937, 64794880), (3968, 64288670), (4064, 62770040), (4460, 57196736), (4540, 56188864), (4960, 51430936), (5080, 50216032), (6913, 36901120), (7037, 36250880), (7136, 35747960), (7264, 35118040), (7874, 32397440), (7936, 32144335), (8128, 31385020), (8920, 28598368), (9080, 28094432), (9920, 25715468), (10160, 25108016), (13826, 18450560), (14074, 18125440), (14272, 17873980), (14528, 17559020), (15748, 16198720), (16256, 15692510), (17840, 14299184), (18160, 14047216), (19685, 12958976), (19840, 12857734), (20320, 12554008), (27652, 9225280), (28148, 9062720), (28321, 9007360), (28544, 8936990), (28829, 8848640), (29056, 8779510), (31496, 8099360), (32512, 7846255), (34565, 7380224), (35185, 7250176), (35680, 7149592), (36320, 7023608), (39370, 6479488), (39680, 6428867), (40640, 6277004), (50621, 5039360), (55304, 4612640), (56296, 4531360), (56642, 4503680), (57088, 4468495), (57658, 4424320), (58112, 4389755), (62992, 4049680), (69130, 3690112), (70370, 3625088), (71360, 3574796), (72640, 3511804), (78740, 3239744), (81280, 3138502), (101242, 2519680), (110608, 2306320), (112592, 2265680), (113284, 2251840), (115316, 2212160), (125984, 2024840), (138260, 1845056), (140740, 1812544), (141605, 1801472), (142720, 1787398), (144145, 1769728), (145280, 1755902), (157480, 1619872), (162560, 1569251), (202484, 1259840), (221216, 1153160), (225184, 1132840), (226568, 1125920), (230632, 1106080), (251968, 1012420), (253105, 1007872), (276520, 922528), (281480, 906272), (283210, 900736), (285440, 893699), (288290, 884864), (290560, 877951), (314960, 809936), (404968, 629920), (442432, 576580), (450368, 566420), (453136, 562960), (461264, 553040), (503936, 506210)]