84642660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 144

約数和(自身を含む): 275184000

約数和(自身を除く): 190541340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 139, 153, 170, 180, 199, 204, 255, 278, 306, 340, 398, 417, 510, 556, 597, 612, 695, 765, 796, 834, 995, 1020, 1194, 1251, 1390, 1530, 1668, 1791, 1990, 2085, 2363, 2388, 2502, 2780, 2985, 3060, 3383, 3582, 3980, 4170, 4726, 5004, 5970, 6255, 6766, 7089, 7164, 8340, 8955, 9452, 10149, 11815, 11940, 12510, 13532, 14178, 16915, 17910, 20298, 21267, 23630, 25020, 27661, 28356, 30447, 33830, 35445, 35820, 40596, 42534, 47260, 50745, 55322, 60894, 67660, 70890, 82983, 85068, 101490, 106335, 110644, 121788, 138305, 141780, 152235, 165966, 202980, 212670, 248949, 276610, 304470, 331932, 414915, 425340, 470237, 497898, 553220, 608940, 829830, 940474, 995796, 1244745, 1410711, 1659660, 1880948, 2351185, 2489490, 2821422, 4232133, 4702370, 4978980, 5642844, 7053555, 8464266, 9404740, 14107110, 16928532, 21160665, 28214220, 42321330, 84642660]

約数ペア:

[(1, 84642660), (2, 42321330), (3, 28214220), (4, 21160665), (5, 16928532), (6, 14107110), (9, 9404740), (10, 8464266), (12, 7053555), (15, 5642844), (17, 4978980), (18, 4702370), (20, 4232133), (30, 2821422), (34, 2489490), (36, 2351185), (45, 1880948), (51, 1659660), (60, 1410711), (68, 1244745), (85, 995796), (90, 940474), (102, 829830), (139, 608940), (153, 553220), (170, 497898), (180, 470237), (199, 425340), (204, 414915), (255, 331932), (278, 304470), (306, 276610), (340, 248949), (398, 212670), (417, 202980), (510, 165966), (556, 152235), (597, 141780), (612, 138305), (695, 121788), (765, 110644), (796, 106335), (834, 101490), (995, 85068), (1020, 82983), (1194, 70890), (1251, 67660), (1390, 60894), (1530, 55322), (1668, 50745), (1791, 47260), (1990, 42534), (2085, 40596), (2363, 35820), (2388, 35445), (2502, 33830), (2780, 30447), (2985, 28356), (3060, 27661), (3383, 25020), (3582, 23630), (3980, 21267), (4170, 20298), (4726, 17910), (5004, 16915), (5970, 14178), (6255, 13532), (6766, 12510), (7089, 11940), (7164, 11815), (8340, 10149), (8955, 9452)]