2511994240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7681}}^1$

素因数の和:7780

約数の個数: 128

約数和(自身を含む): 6958048320

約数和(自身を除く): 4446054080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 280, 292, 320, 365, 448, 511, 560, 584, 640, 730, 896, 1022, 1120, 1168, 1460, 2044, 2240, 2336, 2555, 2920, 4088, 4480, 4672, 5110, 5840, 7681, 8176, 9344, 10220, 11680, 15362, 16352, 20440, 23360, 30724, 32704, 38405, 40880, 46720, 53767, 61448, 65408, 76810, 81760, 107534, 122896, 153620, 163520, 215068, 245792, 268835, 307240, 327040, 430136, 491584, 537670, 560713, 614480, 860272, 983168, 1075340, 1121426, 1228960, 1720544, 2150680, 2242852, 2457920, 2803565, 3441088, 3924991, 4301360, 4485704, 4915840, 5607130, 6882176, 7849982, 8602720, 8971408, 11214260, 15699964, 17205440, 17942816, 19624955, 22428520, 31399928, 34410880, 35885632, 39249910, 44857040, 62799856, 71771264, 78499820, 89714080, 125599712, 156999640, 179428160, 251199424, 313999280, 358856320, 502398848, 627998560, 1255997120, 2511994240]

約数ペア:

[(1, 2511994240), (2, 1255997120), (4, 627998560), (5, 502398848), (7, 358856320), (8, 313999280), (10, 251199424), (14, 179428160), (16, 156999640), (20, 125599712), (28, 89714080), (32, 78499820), (35, 71771264), (40, 62799856), (56, 44857040), (64, 39249910), (70, 35885632), (73, 34410880), (80, 31399928), (112, 22428520), (128, 19624955), (140, 17942816), (146, 17205440), (160, 15699964), (224, 11214260), (280, 8971408), (292, 8602720), (320, 7849982), (365, 6882176), (448, 5607130), (511, 4915840), (560, 4485704), (584, 4301360), (640, 3924991), (730, 3441088), (896, 2803565), (1022, 2457920), (1120, 2242852), (1168, 2150680), (1460, 1720544), (2044, 1228960), (2240, 1121426), (2336, 1075340), (2555, 983168), (2920, 860272), (4088, 614480), (4480, 560713), (4672, 537670), (5110, 491584), (5840, 430136), (7681, 327040), (8176, 307240), (9344, 268835), (10220, 245792), (11680, 215068), (15362, 163520), (16352, 153620), (20440, 122896), (23360, 107534), (30724, 81760), (32704, 76810), (38405, 65408), (40880, 61448), (46720, 53767)]