80450460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 263233152

約数和(自身を除く): 182782692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 90, 102, 122, 153, 170, 180, 183, 204, 244, 255, 305, 306, 340, 366, 431, 510, 549, 610, 612, 732, 765, 862, 915, 1020, 1037, 1098, 1220, 1293, 1530, 1724, 1830, 2074, 2155, 2196, 2586, 2745, 3060, 3111, 3660, 3879, 4148, 4310, 5172, 5185, 5490, 6222, 6465, 7327, 7758, 8620, 9333, 10370, 10980, 12444, 12930, 14654, 15516, 15555, 18666, 19395, 20740, 21981, 25860, 26291, 29308, 31110, 36635, 37332, 38790, 43962, 46665, 52582, 62220, 65943, 73270, 77580, 78873, 87924, 93330, 105164, 109905, 131455, 131886, 146540, 157746, 186660, 219810, 236619, 262910, 263772, 315492, 329715, 394365, 439620, 446947, 473238, 525820, 659430, 788730, 893894, 946476, 1183095, 1318860, 1340841, 1577460, 1787788, 2234735, 2366190, 2681682, 4022523, 4469470, 4732380, 5363364, 6704205, 8045046, 8938940, 13408410, 16090092, 20112615, 26816820, 40225230, 80450460]

約数ペア:

[(1, 80450460), (2, 40225230), (3, 26816820), (4, 20112615), (5, 16090092), (6, 13408410), (9, 8938940), (10, 8045046), (12, 6704205), (15, 5363364), (17, 4732380), (18, 4469470), (20, 4022523), (30, 2681682), (34, 2366190), (36, 2234735), (45, 1787788), (51, 1577460), (60, 1340841), (61, 1318860), (68, 1183095), (85, 946476), (90, 893894), (102, 788730), (122, 659430), (153, 525820), (170, 473238), (180, 446947), (183, 439620), (204, 394365), (244, 329715), (255, 315492), (305, 263772), (306, 262910), (340, 236619), (366, 219810), (431, 186660), (510, 157746), (549, 146540), (610, 131886), (612, 131455), (732, 109905), (765, 105164), (862, 93330), (915, 87924), (1020, 78873), (1037, 77580), (1098, 73270), (1220, 65943), (1293, 62220), (1530, 52582), (1724, 46665), (1830, 43962), (2074, 38790), (2155, 37332), (2196, 36635), (2586, 31110), (2745, 29308), (3060, 26291), (3111, 25860), (3660, 21981), (3879, 20740), (4148, 19395), (4310, 18666), (5172, 15555), (5185, 15516), (5490, 14654), (6222, 12930), (6465, 12444), (7327, 10980), (7758, 10370), (8620, 9333)]