2815351920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:680

約数の個数: 240

約数和(自身を含む): 9748563552

約数和(自身を除く): 6933211632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 283, 328, 337, 360, 369, 410, 492, 566, 615, 656, 674, 720, 738, 820, 849, 984, 1011, 1132, 1230, 1348, 1415, 1476, 1640, 1685, 1698, 1845, 1968, 2022, 2264, 2460, 2547, 2696, 2830, 2952, 3033, 3280, 3370, 3396, 3690, 4044, 4245, 4528, 4920, 5055, 5094, 5392, 5660, 5904, 6066, 6740, 6792, 7380, 8088, 8490, 9840, 10110, 10188, 11320, 11603, 12132, 12735, 13480, 13584, 13817, 14760, 15165, 16176, 16980, 20220, 20376, 22640, 23206, 24264, 25470, 26960, 27634, 29520, 30330, 33960, 34809, 40440, 40752, 41451, 46412, 48528, 50940, 55268, 58015, 60660, 67920, 69085, 69618, 80880, 82902, 92824, 95371, 101880, 104427, 110536, 116030, 121320, 124353, 138170, 139236, 165804, 174045, 185648, 190742, 203760, 207255, 208854, 221072, 232060, 242640, 248706, 276340, 278472, 286113, 331608, 348090, 381484, 414510, 417708, 464120, 476855, 497412, 522135, 552680, 556944, 572226, 621765, 663216, 696180, 762968, 829020, 835416, 858339, 928240, 953710, 994824, 1044270, 1105360, 1144452, 1243530, 1392360, 1430565, 1525936, 1658040, 1670832, 1716678, 1907420, 1989648, 2088540, 2288904, 2487060, 2784720, 2861130, 3316080, 3433356, 3814840, 3910211, 4177080, 4291695, 4577808, 4974120, 5722260, 6866712, 7629680, 7820422, 8354160, 8583390, 9948240, 11444520, 11730633, 13733424, 15640844, 17166780, 19551055, 22889040, 23461266, 31281688, 34333560, 35191899, 39102110, 46922532, 58653165, 62563376, 68667120, 70383798, 78204220, 93845064, 117306330, 140767596, 156408440, 175959495, 187690128, 234612660, 281535192, 312816880, 351918990, 469225320, 563070384, 703837980, 938450640, 1407675960, 2815351920]

約数ペア:

[(1, 2815351920), (2, 1407675960), (3, 938450640), (4, 703837980), (5, 563070384), (6, 469225320), (8, 351918990), (9, 312816880), (10, 281535192), (12, 234612660), (15, 187690128), (16, 175959495), (18, 156408440), (20, 140767596), (24, 117306330), (30, 93845064), (36, 78204220), (40, 70383798), (41, 68667120), (45, 62563376), (48, 58653165), (60, 46922532), (72, 39102110), (80, 35191899), (82, 34333560), (90, 31281688), (120, 23461266), (123, 22889040), (144, 19551055), (164, 17166780), (180, 15640844), (205, 13733424), (240, 11730633), (246, 11444520), (283, 9948240), (328, 8583390), (337, 8354160), (360, 7820422), (369, 7629680), (410, 6866712), (492, 5722260), (566, 4974120), (615, 4577808), (656, 4291695), (674, 4177080), (720, 3910211), (738, 3814840), (820, 3433356), (849, 3316080), (984, 2861130), (1011, 2784720), (1132, 2487060), (1230, 2288904), (1348, 2088540), (1415, 1989648), (1476, 1907420), (1640, 1716678), (1685, 1670832), (1698, 1658040), (1845, 1525936), (1968, 1430565), (2022, 1392360), (2264, 1243530), (2460, 1144452), (2547, 1105360), (2696, 1044270), (2830, 994824), (2952, 953710), (3033, 928240), (3280, 858339), (3370, 835416), (3396, 829020), (3690, 762968), (4044, 696180), (4245, 663216), (4528, 621765), (4920, 572226), (5055, 556944), (5094, 552680), (5392, 522135), (5660, 497412), (5904, 476855), (6066, 464120), (6740, 417708), (6792, 414510), (7380, 381484), (8088, 348090), (8490, 331608), (9840, 286113), (10110, 278472), (10188, 276340), (11320, 248706), (11603, 242640), (12132, 232060), (12735, 221072), (13480, 208854), (13584, 207255), (13817, 203760), (14760, 190742), (15165, 185648), (16176, 174045), (16980, 165804), (20220, 139236), (20376, 138170), (22640, 124353), (23206, 121320), (24264, 116030), (25470, 110536), (26960, 104427), (27634, 101880), (29520, 95371), (30330, 92824), (33960, 82902), (34809, 80880), (40440, 69618), (40752, 69085), (41451, 67920), (46412, 60660), (48528, 58015), (50940, 55268)]