660840959380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{240353}}^1$

素因数の和:240889

約数の個数: 96

約数和(自身を含む): 1628100311040

約数和(自身を除く): 967259351660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 479, 574, 820, 958, 1148, 1435, 1916, 2395, 2870, 3353, 4790, 5740, 6706, 9580, 13412, 16765, 19639, 33530, 39278, 67060, 78556, 98195, 137473, 196390, 240353, 274946, 392780, 480706, 549892, 687365, 961412, 1201765, 1374730, 1682471, 2403530, 2749460, 3364942, 4807060, 6729884, 8412355, 9854473, 16824710, 19708946, 33649420, 39417892, 49272365, 68981311, 98544730, 115129087, 137962622, 197089460, 230258174, 275925244, 344906555, 460516348, 575645435, 689813110, 805903609, 1151290870, 1379626220, 1611807218, 2302581740, 3223614436, 4029518045, 4720292567, 8059036090, 9440585134, 16118072180, 18881170268, 23601462835, 33042047969, 47202925670, 66084095938, 94405851340, 132168191876, 165210239845, 330420479690, 660840959380]

約数ペア:

[(1, 660840959380), (2, 330420479690), (4, 165210239845), (5, 132168191876), (7, 94405851340), (10, 66084095938), (14, 47202925670), (20, 33042047969), (28, 23601462835), (35, 18881170268), (41, 16118072180), (70, 9440585134), (82, 8059036090), (140, 4720292567), (164, 4029518045), (205, 3223614436), (287, 2302581740), (410, 1611807218), (479, 1379626220), (574, 1151290870), (820, 805903609), (958, 689813110), (1148, 575645435), (1435, 460516348), (1916, 344906555), (2395, 275925244), (2870, 230258174), (3353, 197089460), (4790, 137962622), (5740, 115129087), (6706, 98544730), (9580, 68981311), (13412, 49272365), (16765, 39417892), (19639, 33649420), (33530, 19708946), (39278, 16824710), (67060, 9854473), (78556, 8412355), (98195, 6729884), (137473, 4807060), (196390, 3364942), (240353, 2749460), (274946, 2403530), (392780, 1682471), (480706, 1374730), (549892, 1201765), (687365, 961412)]