285738160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 715418496

約数和(自身を除く): 429680336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 40, 58, 62, 80, 116, 124, 137, 145, 155, 232, 248, 274, 290, 310, 464, 496, 548, 580, 620, 685, 841, 899, 1096, 1160, 1240, 1370, 1682, 1798, 2192, 2320, 2480, 2740, 3364, 3596, 3973, 4205, 4247, 4495, 5480, 6728, 7192, 7946, 8410, 8494, 8990, 10960, 13456, 14384, 15892, 16820, 16988, 17980, 19865, 21235, 26071, 31784, 33640, 33976, 35960, 39730, 42470, 52142, 63568, 67280, 67952, 71920, 79460, 84940, 104284, 115217, 123163, 130355, 158920, 169880, 208568, 230434, 246326, 260710, 317840, 339760, 417136, 460868, 492652, 521420, 576085, 615815, 921736, 985304, 1042840, 1152170, 1231630, 1843472, 1970608, 2085680, 2304340, 2463260, 3571727, 4608680, 4926520, 7143454, 9217360, 9853040, 14286908, 17858635, 28573816, 35717270, 57147632, 71434540, 142869080, 285738160]

約数ペア:

[(1, 285738160), (2, 142869080), (4, 71434540), (5, 57147632), (8, 35717270), (10, 28573816), (16, 17858635), (20, 14286908), (29, 9853040), (31, 9217360), (40, 7143454), (58, 4926520), (62, 4608680), (80, 3571727), (116, 2463260), (124, 2304340), (137, 2085680), (145, 1970608), (155, 1843472), (232, 1231630), (248, 1152170), (274, 1042840), (290, 985304), (310, 921736), (464, 615815), (496, 576085), (548, 521420), (580, 492652), (620, 460868), (685, 417136), (841, 339760), (899, 317840), (1096, 260710), (1160, 246326), (1240, 230434), (1370, 208568), (1682, 169880), (1798, 158920), (2192, 130355), (2320, 123163), (2480, 115217), (2740, 104284), (3364, 84940), (3596, 79460), (3973, 71920), (4205, 67952), (4247, 67280), (4495, 63568), (5480, 52142), (6728, 42470), (7192, 39730), (7946, 35960), (8410, 33976), (8494, 33640), (8990, 31784), (10960, 26071), (13456, 21235), (14384, 19865), (15892, 17980), (16820, 16988)]