255541260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:488

約数の個数: 192

約数和(自身を含む): 832043520

約数和(自身を除く): 576502260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 43, 52, 57, 60, 65, 76, 78, 86, 95, 114, 129, 130, 156, 172, 190, 195, 215, 228, 247, 258, 260, 285, 380, 390, 401, 430, 494, 516, 559, 570, 645, 741, 780, 802, 817, 860, 988, 1118, 1140, 1203, 1235, 1290, 1482, 1604, 1634, 1677, 2005, 2236, 2406, 2451, 2470, 2580, 2795, 2964, 3268, 3354, 3705, 4010, 4085, 4812, 4902, 4940, 5213, 5590, 6015, 6708, 7410, 7619, 8020, 8170, 8385, 9804, 10426, 10621, 11180, 12030, 12255, 14820, 15238, 15639, 16340, 16770, 17243, 20852, 21242, 22857, 24060, 24510, 26065, 30476, 31278, 31863, 33540, 34486, 38095, 42484, 45714, 49020, 51729, 52130, 53105, 62556, 63726, 68972, 76190, 78195, 86215, 91428, 99047, 103458, 104260, 106210, 114285, 127452, 152380, 156390, 159315, 172430, 198094, 206916, 212420, 224159, 228570, 258645, 297141, 312780, 318630, 327617, 344860, 396188, 448318, 457140, 495235, 517290, 594282, 637260, 655234, 672477, 896636, 982851, 990470, 1034580, 1120795, 1188564, 1310468, 1344954, 1485705, 1638085, 1965702, 1980940, 2241590, 2689908, 2971410, 3276170, 3362385, 3931404, 4259021, 4483180, 4914255, 5942820, 6552340, 6724770, 8518042, 9828510, 12777063, 13449540, 17036084, 19657020, 21295105, 25554126, 42590210, 51108252, 63885315, 85180420, 127770630, 255541260]

約数ペア:

[(1, 255541260), (2, 127770630), (3, 85180420), (4, 63885315), (5, 51108252), (6, 42590210), (10, 25554126), (12, 21295105), (13, 19657020), (15, 17036084), (19, 13449540), (20, 12777063), (26, 9828510), (30, 8518042), (38, 6724770), (39, 6552340), (43, 5942820), (52, 4914255), (57, 4483180), (60, 4259021), (65, 3931404), (76, 3362385), (78, 3276170), (86, 2971410), (95, 2689908), (114, 2241590), (129, 1980940), (130, 1965702), (156, 1638085), (172, 1485705), (190, 1344954), (195, 1310468), (215, 1188564), (228, 1120795), (247, 1034580), (258, 990470), (260, 982851), (285, 896636), (380, 672477), (390, 655234), (401, 637260), (430, 594282), (494, 517290), (516, 495235), (559, 457140), (570, 448318), (645, 396188), (741, 344860), (780, 327617), (802, 318630), (817, 312780), (860, 297141), (988, 258645), (1118, 228570), (1140, 224159), (1203, 212420), (1235, 206916), (1290, 198094), (1482, 172430), (1604, 159315), (1634, 156390), (1677, 152380), (2005, 127452), (2236, 114285), (2406, 106210), (2451, 104260), (2470, 103458), (2580, 99047), (2795, 91428), (2964, 86215), (3268, 78195), (3354, 76190), (3705, 68972), (4010, 63726), (4085, 62556), (4812, 53105), (4902, 52130), (4940, 51729), (5213, 49020), (5590, 45714), (6015, 42484), (6708, 38095), (7410, 34486), (7619, 33540), (8020, 31863), (8170, 31278), (8385, 30476), (9804, 26065), (10426, 24510), (10621, 24060), (11180, 22857), (12030, 21242), (12255, 20852), (14820, 17243), (15238, 16770), (15639, 16340)]