129256920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:490

約数の個数: 192

約数和(自身を含む): 459950400

約数和(自身を除く): 330693480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 71, 72, 78, 90, 104, 117, 120, 130, 142, 156, 180, 195, 213, 234, 260, 284, 312, 355, 360, 389, 390, 426, 468, 520, 568, 585, 639, 710, 778, 780, 852, 923, 936, 1065, 1167, 1170, 1278, 1420, 1556, 1560, 1704, 1846, 1945, 2130, 2334, 2340, 2556, 2769, 2840, 3112, 3195, 3501, 3692, 3890, 4260, 4615, 4668, 4680, 5057, 5112, 5538, 5835, 6390, 7002, 7384, 7780, 8307, 8520, 9230, 9336, 10114, 11076, 11670, 12780, 13845, 14004, 15171, 15560, 16614, 17505, 18460, 20228, 22152, 23340, 25285, 25560, 27619, 27690, 28008, 30342, 33228, 35010, 36920, 40456, 41535, 45513, 46680, 50570, 55238, 55380, 60684, 66456, 70020, 75855, 82857, 83070, 91026, 101140, 110476, 110760, 121368, 138095, 140040, 151710, 165714, 166140, 182052, 202280, 220952, 227565, 248571, 276190, 303420, 331428, 332280, 359047, 364104, 414285, 455130, 497142, 552380, 606840, 662856, 718094, 828570, 910260, 994284, 1077141, 1104760, 1242855, 1436188, 1657140, 1795235, 1820520, 1988568, 2154282, 2485710, 2872376, 3231423, 3314280, 3590470, 4308564, 4971420, 5385705, 6462846, 7180940, 8617128, 9942840, 10771410, 12925692, 14361880, 16157115, 21542820, 25851384, 32314230, 43085640, 64628460, 129256920]

約数ペア:

[(1, 129256920), (2, 64628460), (3, 43085640), (4, 32314230), (5, 25851384), (6, 21542820), (8, 16157115), (9, 14361880), (10, 12925692), (12, 10771410), (13, 9942840), (15, 8617128), (18, 7180940), (20, 6462846), (24, 5385705), (26, 4971420), (30, 4308564), (36, 3590470), (39, 3314280), (40, 3231423), (45, 2872376), (52, 2485710), (60, 2154282), (65, 1988568), (71, 1820520), (72, 1795235), (78, 1657140), (90, 1436188), (104, 1242855), (117, 1104760), (120, 1077141), (130, 994284), (142, 910260), (156, 828570), (180, 718094), (195, 662856), (213, 606840), (234, 552380), (260, 497142), (284, 455130), (312, 414285), (355, 364104), (360, 359047), (389, 332280), (390, 331428), (426, 303420), (468, 276190), (520, 248571), (568, 227565), (585, 220952), (639, 202280), (710, 182052), (778, 166140), (780, 165714), (852, 151710), (923, 140040), (936, 138095), (1065, 121368), (1167, 110760), (1170, 110476), (1278, 101140), (1420, 91026), (1556, 83070), (1560, 82857), (1704, 75855), (1846, 70020), (1945, 66456), (2130, 60684), (2334, 55380), (2340, 55238), (2556, 50570), (2769, 46680), (2840, 45513), (3112, 41535), (3195, 40456), (3501, 36920), (3692, 35010), (3890, 33228), (4260, 30342), (4615, 28008), (4668, 27690), (4680, 27619), (5057, 25560), (5112, 25285), (5538, 23340), (5835, 22152), (6390, 20228), (7002, 18460), (7384, 17505), (7780, 16614), (8307, 15560), (8520, 15171), (9230, 14004), (9336, 13845), (10114, 12780), (11076, 11670)]