51469320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:955

約数の個数: 128

約数和(自身を含む): 179159040

約数和(自身を除く): 127689720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 863, 994, 1065, 1420, 1491, 1704, 1726, 1988, 2130, 2485, 2589, 2840, 2982, 3452, 3976, 4260, 4315, 4970, 5178, 5964, 6041, 6904, 7455, 8520, 8630, 9940, 10356, 11928, 12082, 12945, 14910, 17260, 18123, 19880, 20712, 24164, 25890, 29820, 30205, 34520, 36246, 48328, 51780, 59640, 60410, 61273, 72492, 90615, 103560, 120820, 122546, 144984, 181230, 183819, 241640, 245092, 306365, 362460, 367638, 428911, 490184, 612730, 724920, 735276, 857822, 919095, 1225460, 1286733, 1470552, 1715644, 1838190, 2144555, 2450920, 2573466, 3431288, 3676380, 4289110, 5146932, 6433665, 7352760, 8578220, 10293864, 12867330, 17156440, 25734660, 51469320]

約数ペア:

[(1, 51469320), (2, 25734660), (3, 17156440), (4, 12867330), (5, 10293864), (6, 8578220), (7, 7352760), (8, 6433665), (10, 5146932), (12, 4289110), (14, 3676380), (15, 3431288), (20, 2573466), (21, 2450920), (24, 2144555), (28, 1838190), (30, 1715644), (35, 1470552), (40, 1286733), (42, 1225460), (56, 919095), (60, 857822), (70, 735276), (71, 724920), (84, 612730), (105, 490184), (120, 428911), (140, 367638), (142, 362460), (168, 306365), (210, 245092), (213, 241640), (280, 183819), (284, 181230), (355, 144984), (420, 122546), (426, 120820), (497, 103560), (568, 90615), (710, 72492), (840, 61273), (852, 60410), (863, 59640), (994, 51780), (1065, 48328), (1420, 36246), (1491, 34520), (1704, 30205), (1726, 29820), (1988, 25890), (2130, 24164), (2485, 20712), (2589, 19880), (2840, 18123), (2982, 17260), (3452, 14910), (3976, 12945), (4260, 12082), (4315, 11928), (4970, 10356), (5178, 9940), (5964, 8630), (6041, 8520), (6904, 7455)]