260814240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2643

約数の個数: 144

約数和(自身を含む): 902918016

約数和(自身を除く): 642103776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1420, 1440, 1704, 2130, 2272, 2551, 2556, 2840, 3195, 3408, 4260, 5102, 5112, 5680, 6390, 6816, 7653, 8520, 10204, 10224, 11360, 12755, 12780, 15306, 17040, 20408, 20448, 22959, 25510, 25560, 30612, 34080, 38265, 40816, 45918, 51020, 51120, 61224, 76530, 81632, 91836, 102040, 102240, 114795, 122448, 153060, 181121, 183672, 204080, 229590, 244896, 306120, 362242, 367344, 408160, 459180, 543363, 612240, 724484, 734688, 905605, 918360, 1086726, 1224480, 1448968, 1630089, 1811210, 1836720, 2173452, 2716815, 2897936, 3260178, 3622420, 3673440, 4346904, 5433630, 5795872, 6520356, 7244840, 8150445, 8693808, 10867260, 13040712, 14489680, 16300890, 17387616, 21734520, 26081424, 28979360, 32601780, 43469040, 52162848, 65203560, 86938080, 130407120, 260814240]

約数ペア:

[(1, 260814240), (2, 130407120), (3, 86938080), (4, 65203560), (5, 52162848), (6, 43469040), (8, 32601780), (9, 28979360), (10, 26081424), (12, 21734520), (15, 17387616), (16, 16300890), (18, 14489680), (20, 13040712), (24, 10867260), (30, 8693808), (32, 8150445), (36, 7244840), (40, 6520356), (45, 5795872), (48, 5433630), (60, 4346904), (71, 3673440), (72, 3622420), (80, 3260178), (90, 2897936), (96, 2716815), (120, 2173452), (142, 1836720), (144, 1811210), (160, 1630089), (180, 1448968), (213, 1224480), (240, 1086726), (284, 918360), (288, 905605), (355, 734688), (360, 724484), (426, 612240), (480, 543363), (568, 459180), (639, 408160), (710, 367344), (720, 362242), (852, 306120), (1065, 244896), (1136, 229590), (1278, 204080), (1420, 183672), (1440, 181121), (1704, 153060), (2130, 122448), (2272, 114795), (2551, 102240), (2556, 102040), (2840, 91836), (3195, 81632), (3408, 76530), (4260, 61224), (5102, 51120), (5112, 51020), (5680, 45918), (6390, 40816), (6816, 38265), (7653, 34080), (8520, 30612), (10204, 25560), (10224, 25510), (11360, 22959), (12755, 20448), (12780, 20408), (15306, 17040)]