61560720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6577}}^1$

素因数の和:6609

約数の個数: 120

約数和(自身を含む): 222678456

約数和(自身を除く): 161117736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 6577, 9360, 13154, 19731, 26308, 32885, 39462, 52616, 59193, 65770, 78924, 85501, 98655, 105232, 118386, 131540, 157848, 171002, 197310, 236772, 256503, 263080, 295965, 315696, 342004, 394620, 427505, 473544, 513006, 526160, 591930, 684008, 769509, 789240, 855010, 947088, 1026012, 1183860, 1282515, 1368016, 1539018, 1578480, 1710020, 2052024, 2367720, 2565030, 3078036, 3420040, 3847545, 4104048, 4735440, 5130060, 6156072, 6840080, 7695090, 10260120, 12312144, 15390180, 20520240, 30780360, 61560720]

約数ペア:

[(1, 61560720), (2, 30780360), (3, 20520240), (4, 15390180), (5, 12312144), (6, 10260120), (8, 7695090), (9, 6840080), (10, 6156072), (12, 5130060), (13, 4735440), (15, 4104048), (16, 3847545), (18, 3420040), (20, 3078036), (24, 2565030), (26, 2367720), (30, 2052024), (36, 1710020), (39, 1578480), (40, 1539018), (45, 1368016), (48, 1282515), (52, 1183860), (60, 1026012), (65, 947088), (72, 855010), (78, 789240), (80, 769509), (90, 684008), (104, 591930), (117, 526160), (120, 513006), (130, 473544), (144, 427505), (156, 394620), (180, 342004), (195, 315696), (208, 295965), (234, 263080), (240, 256503), (260, 236772), (312, 197310), (360, 171002), (390, 157848), (468, 131540), (520, 118386), (585, 105232), (624, 98655), (720, 85501), (780, 78924), (936, 65770), (1040, 59193), (1170, 52616), (1560, 39462), (1872, 32885), (2340, 26308), (3120, 19731), (4680, 13154), (6577, 9360)]