56257560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 191430720

約数和(自身を除く): 135173160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 71, 72, 90, 93, 120, 124, 142, 155, 180, 186, 213, 248, 279, 284, 310, 355, 360, 372, 426, 465, 558, 568, 620, 639, 710, 744, 852, 930, 1065, 1116, 1240, 1278, 1395, 1420, 1704, 1860, 2130, 2201, 2232, 2556, 2790, 2840, 3195, 3720, 4260, 4402, 5041, 5112, 5580, 6390, 6603, 8520, 8804, 10082, 11005, 11160, 12780, 13206, 15123, 17608, 19809, 20164, 22010, 25205, 25560, 26412, 30246, 33015, 39618, 40328, 44020, 45369, 50410, 52824, 60492, 66030, 75615, 79236, 88040, 90738, 99045, 100820, 120984, 132060, 151230, 156271, 158472, 181476, 198090, 201640, 226845, 264120, 302460, 312542, 362952, 396180, 453690, 468813, 604920, 625084, 781355, 792360, 907380, 937626, 1250168, 1406439, 1562710, 1814760, 1875252, 2344065, 2812878, 3125420, 3750504, 4688130, 5625756, 6250840, 7032195, 9376260, 11251512, 14064390, 18752520, 28128780, 56257560]

約数ペア:

[(1, 56257560), (2, 28128780), (3, 18752520), (4, 14064390), (5, 11251512), (6, 9376260), (8, 7032195), (9, 6250840), (10, 5625756), (12, 4688130), (15, 3750504), (18, 3125420), (20, 2812878), (24, 2344065), (30, 1875252), (31, 1814760), (36, 1562710), (40, 1406439), (45, 1250168), (60, 937626), (62, 907380), (71, 792360), (72, 781355), (90, 625084), (93, 604920), (120, 468813), (124, 453690), (142, 396180), (155, 362952), (180, 312542), (186, 302460), (213, 264120), (248, 226845), (279, 201640), (284, 198090), (310, 181476), (355, 158472), (360, 156271), (372, 151230), (426, 132060), (465, 120984), (558, 100820), (568, 99045), (620, 90738), (639, 88040), (710, 79236), (744, 75615), (852, 66030), (930, 60492), (1065, 52824), (1116, 50410), (1240, 45369), (1278, 44020), (1395, 40328), (1420, 39618), (1704, 33015), (1860, 30246), (2130, 26412), (2201, 25560), (2232, 25205), (2556, 22010), (2790, 20164), (2840, 19809), (3195, 17608), (3720, 15123), (4260, 13206), (4402, 12780), (5041, 11160), (5112, 11005), (5580, 10082), (6390, 8804), (6603, 8520)]