1487983280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{3167}}^1$

素因数の和:4026

約数の個数: 80

約数和(自身を含む): 3959746560

約数和(自身を除く): 2471763280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 839, 1678, 3167, 3356, 4195, 5873, 6334, 6712, 8390, 11746, 12668, 13424, 15835, 16780, 22169, 23492, 25336, 29365, 31670, 33560, 44338, 46984, 50672, 58730, 63340, 67120, 88676, 93968, 110845, 117460, 126680, 177352, 221690, 234920, 253360, 354704, 443380, 469840, 886760, 1773520, 2657113, 5314226, 10628452, 13285565, 18599791, 21256904, 26571130, 37199582, 42513808, 53142260, 74399164, 92998955, 106284520, 148798328, 185997910, 212569040, 297596656, 371995820, 743991640, 1487983280]

約数ペア:

[(1, 1487983280), (2, 743991640), (4, 371995820), (5, 297596656), (7, 212569040), (8, 185997910), (10, 148798328), (14, 106284520), (16, 92998955), (20, 74399164), (28, 53142260), (35, 42513808), (40, 37199582), (56, 26571130), (70, 21256904), (80, 18599791), (112, 13285565), (140, 10628452), (280, 5314226), (560, 2657113), (839, 1773520), (1678, 886760), (3167, 469840), (3356, 443380), (4195, 354704), (5873, 253360), (6334, 234920), (6712, 221690), (8390, 177352), (11746, 126680), (12668, 117460), (13424, 110845), (15835, 93968), (16780, 88676), (22169, 67120), (23492, 63340), (25336, 58730), (29365, 50672), (31670, 46984), (33560, 44338)]