1815375520

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1741}}^1$

素因数の和:1796

約数の個数: 192

約数和(自身を含む): 5267808000

約数和(自身を除く): 3452432480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 343, 380, 392, 490, 532, 560, 608, 665, 686, 760, 784, 931, 980, 1064, 1120, 1330, 1372, 1520, 1568, 1715, 1741, 1862, 1960, 2128, 2660, 2744, 3040, 3430, 3482, 3724, 3920, 4256, 4655, 5320, 5488, 6517, 6860, 6964, 7448, 7840, 8705, 9310, 10640, 10976, 12187, 13034, 13720, 13928, 14896, 17410, 18620, 21280, 24374, 26068, 27440, 27856, 29792, 32585, 33079, 34820, 37240, 48748, 52136, 54880, 55712, 60935, 65170, 66158, 69640, 74480, 85309, 97496, 104272, 121870, 130340, 132316, 139280, 148960, 165395, 170618, 194992, 208544, 231553, 243740, 260680, 264632, 278560, 330790, 341236, 389984, 426545, 463106, 487480, 521360, 529264, 597163, 661580, 682472, 853090, 926212, 974960, 1042720, 1058528, 1157765, 1194326, 1323160, 1364944, 1620871, 1706180, 1852424, 1949920, 2315530, 2388652, 2646320, 2729888, 2985815, 3241742, 3412360, 3704848, 4631060, 4777304, 5292640, 5971630, 6483484, 6824720, 7409696, 8104355, 9262120, 9554608, 11346097, 11943260, 12966968, 13649440, 16208710, 18524240, 19109216, 22692194, 23886520, 25933936, 32417420, 37048480, 45384388, 47773040, 51867872, 56730485, 64834840, 90768776, 95546080, 113460970, 129669680, 181537552, 226921940, 259339360, 363075104, 453843880, 907687760, 1815375520]

約数ペア:

[(1, 1815375520), (2, 907687760), (4, 453843880), (5, 363075104), (7, 259339360), (8, 226921940), (10, 181537552), (14, 129669680), (16, 113460970), (19, 95546080), (20, 90768776), (28, 64834840), (32, 56730485), (35, 51867872), (38, 47773040), (40, 45384388), (49, 37048480), (56, 32417420), (70, 25933936), (76, 23886520), (80, 22692194), (95, 19109216), (98, 18524240), (112, 16208710), (133, 13649440), (140, 12966968), (152, 11943260), (160, 11346097), (190, 9554608), (196, 9262120), (224, 8104355), (245, 7409696), (266, 6824720), (280, 6483484), (304, 5971630), (343, 5292640), (380, 4777304), (392, 4631060), (490, 3704848), (532, 3412360), (560, 3241742), (608, 2985815), (665, 2729888), (686, 2646320), (760, 2388652), (784, 2315530), (931, 1949920), (980, 1852424), (1064, 1706180), (1120, 1620871), (1330, 1364944), (1372, 1323160), (1520, 1194326), (1568, 1157765), (1715, 1058528), (1741, 1042720), (1862, 974960), (1960, 926212), (2128, 853090), (2660, 682472), (2744, 661580), (3040, 597163), (3430, 529264), (3482, 521360), (3724, 487480), (3920, 463106), (4256, 426545), (4655, 389984), (5320, 341236), (5488, 330790), (6517, 278560), (6860, 264632), (6964, 260680), (7448, 243740), (7840, 231553), (8705, 208544), (9310, 194992), (10640, 170618), (10976, 165395), (12187, 148960), (13034, 139280), (13720, 132316), (13928, 130340), (14896, 121870), (17410, 104272), (18620, 97496), (21280, 85309), (24374, 74480), (26068, 69640), (27440, 66158), (27856, 65170), (29792, 60935), (32585, 55712), (33079, 54880), (34820, 52136), (37240, 48748)]