731258640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{145091}}^1$

素因数の和:145117

約数の個数: 120

約数和(自身を含む): 2806659648

約数和(自身を除く): 2075401008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 145091, 290182, 435273, 580364, 725455, 870546, 1015637, 1160728, 1305819, 1450910, 1741092, 2031274, 2176365, 2321456, 2611638, 2901820, 3046911, 3482184, 4062548, 4352730, 5078185, 5223276, 5803640, 6093822, 6529095, 6964368, 8125096, 8705460, 9140733, 10156370, 10446552, 11607280, 12187644, 13058190, 15234555, 16250192, 17410920, 18281466, 20312740, 20893104, 24375288, 26116380, 30469110, 34821840, 36562932, 40625480, 45703665, 48750576, 52232760, 60938220, 73125864, 81250960, 91407330, 104465520, 121876440, 146251728, 182814660, 243752880, 365629320, 731258640]

約数ペア:

[(1, 731258640), (2, 365629320), (3, 243752880), (4, 182814660), (5, 146251728), (6, 121876440), (7, 104465520), (8, 91407330), (9, 81250960), (10, 73125864), (12, 60938220), (14, 52232760), (15, 48750576), (16, 45703665), (18, 40625480), (20, 36562932), (21, 34821840), (24, 30469110), (28, 26116380), (30, 24375288), (35, 20893104), (36, 20312740), (40, 18281466), (42, 17410920), (45, 16250192), (48, 15234555), (56, 13058190), (60, 12187644), (63, 11607280), (70, 10446552), (72, 10156370), (80, 9140733), (84, 8705460), (90, 8125096), (105, 6964368), (112, 6529095), (120, 6093822), (126, 5803640), (140, 5223276), (144, 5078185), (168, 4352730), (180, 4062548), (210, 3482184), (240, 3046911), (252, 2901820), (280, 2611638), (315, 2321456), (336, 2176365), (360, 2031274), (420, 1741092), (504, 1450910), (560, 1305819), (630, 1160728), (720, 1015637), (840, 870546), (1008, 725455), (1260, 580364), (1680, 435273), (2520, 290182), (5040, 145091)]