18158291280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{154723}}^1$

素因数の和:154905

約数の個数: 120

約数和(自身を含む): 61356111648

約数和(自身を除く): 43197820368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 163, 180, 240, 326, 360, 489, 652, 720, 815, 978, 1304, 1467, 1630, 1956, 2445, 2608, 2934, 3260, 3912, 4890, 5868, 6520, 7335, 7824, 9780, 11736, 13040, 14670, 19560, 23472, 29340, 39120, 58680, 117360, 154723, 309446, 464169, 618892, 773615, 928338, 1237784, 1392507, 1547230, 1856676, 2320845, 2475568, 2785014, 3094460, 3713352, 4641690, 5570028, 6188920, 6962535, 7426704, 9283380, 11140056, 12377840, 13925070, 18566760, 22280112, 25219849, 27850140, 37133520, 50439698, 55700280, 75659547, 100879396, 111400560, 126099245, 151319094, 201758792, 226978641, 252198490, 302638188, 378297735, 403517584, 453957282, 504396980, 605276376, 756595470, 907914564, 1008793960, 1134893205, 1210552752, 1513190940, 1815829128, 2017587920, 2269786410, 3026381880, 3631658256, 4539572820, 6052763760, 9079145640, 18158291280]

約数ペア:

[(1, 18158291280), (2, 9079145640), (3, 6052763760), (4, 4539572820), (5, 3631658256), (6, 3026381880), (8, 2269786410), (9, 2017587920), (10, 1815829128), (12, 1513190940), (15, 1210552752), (16, 1134893205), (18, 1008793960), (20, 907914564), (24, 756595470), (30, 605276376), (36, 504396980), (40, 453957282), (45, 403517584), (48, 378297735), (60, 302638188), (72, 252198490), (80, 226978641), (90, 201758792), (120, 151319094), (144, 126099245), (163, 111400560), (180, 100879396), (240, 75659547), (326, 55700280), (360, 50439698), (489, 37133520), (652, 27850140), (720, 25219849), (815, 22280112), (978, 18566760), (1304, 13925070), (1467, 12377840), (1630, 11140056), (1956, 9283380), (2445, 7426704), (2608, 6962535), (2934, 6188920), (3260, 5570028), (3912, 4641690), (4890, 3713352), (5868, 3094460), (6520, 2785014), (7335, 2475568), (7824, 2320845), (9780, 1856676), (11736, 1547230), (13040, 1392507), (14670, 1237784), (19560, 928338), (23472, 773615), (29340, 618892), (39120, 464169), (58680, 309446), (117360, 154723)]