15390180

素因数分解:

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

素因数の和:6605

約数の個数: 72

約数和(自身を含む): 50282232

約数和(自身を除く): 34892052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6577, 13154, 19731, 26308, 32885, 39462, 59193, 65770, 78924, 85501, 98655, 118386, 131540, 171002, 197310, 236772, 256503, 295965, 342004, 394620, 427505, 513006, 591930, 769509, 855010, 1026012, 1183860, 1282515, 1539018, 1710020, 2565030, 3078036, 3847545, 5130060, 7695090, 15390180]

約数ペア:

[(1, 15390180), (2, 7695090), (3, 5130060), (4, 3847545), (5, 3078036), (6, 2565030), (9, 1710020), (10, 1539018), (12, 1282515), (13, 1183860), (15, 1026012), (18, 855010), (20, 769509), (26, 591930), (30, 513006), (36, 427505), (39, 394620), (45, 342004), (52, 295965), (60, 256503), (65, 236772), (78, 197310), (90, 171002), (117, 131540), (130, 118386), (156, 98655), (180, 85501), (195, 78924), (234, 65770), (260, 59193), (390, 39462), (468, 32885), (585, 26308), (780, 19731), (1170, 13154), (2340, 6577)]