489258120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 256

約数和(自身を含む): 1666990080

約数和(自身を除く): 1177731960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 67, 78, 93, 104, 120, 124, 130, 134, 151, 155, 156, 186, 195, 201, 248, 260, 268, 302, 310, 312, 335, 372, 390, 402, 403, 453, 465, 520, 536, 604, 620, 670, 744, 755, 780, 804, 806, 871, 906, 930, 1005, 1208, 1209, 1240, 1340, 1510, 1560, 1608, 1612, 1742, 1812, 1860, 1963, 2010, 2015, 2077, 2265, 2418, 2613, 2680, 3020, 3224, 3484, 3624, 3720, 3926, 4020, 4030, 4154, 4355, 4530, 4681, 4836, 5226, 5889, 6040, 6045, 6231, 6968, 7852, 8040, 8060, 8308, 8710, 9060, 9362, 9672, 9815, 10117, 10385, 10452, 11778, 12090, 12462, 13065, 14043, 15704, 16120, 16616, 17420, 18120, 18724, 19630, 20234, 20770, 20904, 23405, 23556, 24180, 24924, 26130, 27001, 28086, 29445, 30351, 31155, 34840, 37448, 39260, 40468, 41540, 46810, 47112, 48360, 49848, 50585, 52260, 54002, 56172, 58890, 60702, 60853, 62310, 70215, 78520, 80936, 81003, 83080, 93620, 101170, 104520, 108004, 112344, 117780, 121404, 121706, 124620, 131521, 135005, 140430, 151755, 162006, 182559, 187240, 202340, 216008, 235560, 242808, 243412, 249240, 263042, 270010, 280860, 303510, 304265, 313627, 324012, 365118, 394563, 404680, 405015, 486824, 526084, 540020, 561720, 607020, 608530, 627254, 648024, 657605, 730236, 789126, 810030, 912795, 940881, 1052168, 1080040, 1214040, 1217060, 1254508, 1315210, 1460472, 1568135, 1578252, 1620060, 1825590, 1881762, 1972815, 2434120, 2509016, 2630420, 3136270, 3156504, 3240120, 3651180, 3763524, 3945630, 4077151, 4704405, 5260840, 6272540, 7302360, 7527048, 7891260, 8154302, 9408810, 12231453, 12545080, 15782520, 16308604, 18817620, 20385755, 24462906, 32617208, 37635240, 40771510, 48925812, 61157265, 81543020, 97851624, 122314530, 163086040, 244629060, 489258120]

約数ペア:

[(1, 489258120), (2, 244629060), (3, 163086040), (4, 122314530), (5, 97851624), (6, 81543020), (8, 61157265), (10, 48925812), (12, 40771510), (13, 37635240), (15, 32617208), (20, 24462906), (24, 20385755), (26, 18817620), (30, 16308604), (31, 15782520), (39, 12545080), (40, 12231453), (52, 9408810), (60, 8154302), (62, 7891260), (65, 7527048), (67, 7302360), (78, 6272540), (93, 5260840), (104, 4704405), (120, 4077151), (124, 3945630), (130, 3763524), (134, 3651180), (151, 3240120), (155, 3156504), (156, 3136270), (186, 2630420), (195, 2509016), (201, 2434120), (248, 1972815), (260, 1881762), (268, 1825590), (302, 1620060), (310, 1578252), (312, 1568135), (335, 1460472), (372, 1315210), (390, 1254508), (402, 1217060), (403, 1214040), (453, 1080040), (465, 1052168), (520, 940881), (536, 912795), (604, 810030), (620, 789126), (670, 730236), (744, 657605), (755, 648024), (780, 627254), (804, 608530), (806, 607020), (871, 561720), (906, 540020), (930, 526084), (1005, 486824), (1208, 405015), (1209, 404680), (1240, 394563), (1340, 365118), (1510, 324012), (1560, 313627), (1608, 304265), (1612, 303510), (1742, 280860), (1812, 270010), (1860, 263042), (1963, 249240), (2010, 243412), (2015, 242808), (2077, 235560), (2265, 216008), (2418, 202340), (2613, 187240), (2680, 182559), (3020, 162006), (3224, 151755), (3484, 140430), (3624, 135005), (3720, 131521), (3926, 124620), (4020, 121706), (4030, 121404), (4154, 117780), (4355, 112344), (4530, 108004), (4681, 104520), (4836, 101170), (5226, 93620), (5889, 83080), (6040, 81003), (6045, 80936), (6231, 78520), (6968, 70215), (7852, 62310), (8040, 60853), (8060, 60702), (8308, 58890), (8710, 56172), (9060, 54002), (9362, 52260), (9672, 50585), (9815, 49848), (10117, 48360), (10385, 47112), (10452, 46810), (11778, 41540), (12090, 40468), (12462, 39260), (13065, 37448), (14043, 34840), (15704, 31155), (16120, 30351), (16616, 29445), (17420, 28086), (18120, 27001), (18724, 26130), (19630, 24924), (20234, 24180), (20770, 23556), (20904, 23405)]