383218280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1553}}^1$

素因数の和:1794

約数の個数: 64

約数和(自身を含む): 895104000

約数和(自身を除く): 511885720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 199, 248, 310, 398, 620, 796, 995, 1240, 1553, 1592, 1990, 3106, 3980, 6169, 6212, 7765, 7960, 12338, 12424, 15530, 24676, 30845, 31060, 48143, 49352, 61690, 62120, 96286, 123380, 192572, 240715, 246760, 309047, 385144, 481430, 618094, 962860, 1236188, 1545235, 1925720, 2472376, 3090470, 6180940, 9580457, 12361880, 19160914, 38321828, 47902285, 76643656, 95804570, 191609140, 383218280]

約数ペア:

[(1, 383218280), (2, 191609140), (4, 95804570), (5, 76643656), (8, 47902285), (10, 38321828), (20, 19160914), (31, 12361880), (40, 9580457), (62, 6180940), (124, 3090470), (155, 2472376), (199, 1925720), (248, 1545235), (310, 1236188), (398, 962860), (620, 618094), (796, 481430), (995, 385144), (1240, 309047), (1553, 246760), (1592, 240715), (1990, 192572), (3106, 123380), (3980, 96286), (6169, 62120), (6212, 61690), (7765, 49352), (7960, 48143), (12338, 31060), (12424, 30845), (15530, 24676)]