281293040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17321}}^1$

素因数の和:17370

約数の個数: 80

約数和(自身を含む): 773254080

約数和(自身を除く): 491961040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 8120, 16240, 17321, 34642, 69284, 86605, 121247, 138568, 173210, 242494, 277136, 346420, 484988, 502309, 606235, 692840, 969976, 1004618, 1212470, 1385680, 1939952, 2009236, 2424940, 2511545, 3516163, 4018472, 4849880, 5023090, 7032326, 8036944, 9699760, 10046180, 14064652, 17580815, 20092360, 28129304, 35161630, 40184720, 56258608, 70323260, 140646520, 281293040]

約数ペア:

[(1, 281293040), (2, 140646520), (4, 70323260), (5, 56258608), (7, 40184720), (8, 35161630), (10, 28129304), (14, 20092360), (16, 17580815), (20, 14064652), (28, 10046180), (29, 9699760), (35, 8036944), (40, 7032326), (56, 5023090), (58, 4849880), (70, 4018472), (80, 3516163), (112, 2511545), (116, 2424940), (140, 2009236), (145, 1939952), (203, 1385680), (232, 1212470), (280, 1004618), (290, 969976), (406, 692840), (464, 606235), (560, 502309), (580, 484988), (812, 346420), (1015, 277136), (1160, 242494), (1624, 173210), (2030, 138568), (2320, 121247), (3248, 86605), (4060, 69284), (8120, 34642), (16240, 17321)]