71778816

素因数分解:

$2^9\times 3^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:482

約数の個数: 120

約数和(自身を含む): 213262764

約数和(自身を除く): 141483948

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 128, 144, 148, 192, 222, 256, 288, 296, 333, 384, 421, 444, 512, 576, 592, 666, 768, 842, 888, 1152, 1184, 1263, 1332, 1536, 1684, 1776, 2304, 2368, 2526, 2664, 3368, 3552, 3789, 4608, 4736, 5052, 5328, 6736, 7104, 7578, 9472, 10104, 10656, 13472, 14208, 15156, 15577, 18944, 20208, 21312, 26944, 28416, 30312, 31154, 40416, 42624, 46731, 53888, 56832, 60624, 62308, 80832, 85248, 93462, 107776, 121248, 124616, 140193, 161664, 170496, 186924, 215552, 242496, 249232, 280386, 323328, 373848, 484992, 498464, 560772, 646656, 747696, 969984, 996928, 1121544, 1495392, 1939968, 1993856, 2243088, 2990784, 3987712, 4486176, 5981568, 7975424, 8972352, 11963136, 17944704, 23926272, 35889408, 71778816]

約数ペア:

[(1, 71778816), (2, 35889408), (3, 23926272), (4, 17944704), (6, 11963136), (8, 8972352), (9, 7975424), (12, 5981568), (16, 4486176), (18, 3987712), (24, 2990784), (32, 2243088), (36, 1993856), (37, 1939968), (48, 1495392), (64, 1121544), (72, 996928), (74, 969984), (96, 747696), (111, 646656), (128, 560772), (144, 498464), (148, 484992), (192, 373848), (222, 323328), (256, 280386), (288, 249232), (296, 242496), (333, 215552), (384, 186924), (421, 170496), (444, 161664), (512, 140193), (576, 124616), (592, 121248), (666, 107776), (768, 93462), (842, 85248), (888, 80832), (1152, 62308), (1184, 60624), (1263, 56832), (1332, 53888), (1536, 46731), (1684, 42624), (1776, 40416), (2304, 31154), (2368, 30312), (2526, 28416), (2664, 26944), (3368, 21312), (3552, 20208), (3789, 18944), (4608, 15577), (4736, 15156), (5052, 14208), (5328, 13472), (6736, 10656), (7104, 10104), (7578, 9472)]