203412880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2383}}^1$

素因数の和:2504

約数の個数: 80

約数和(自身を含む): 521466624

約数和(自身を除く): 318053744

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 97, 110, 176, 194, 220, 388, 440, 485, 776, 880, 970, 1067, 1552, 1940, 2134, 2383, 3880, 4268, 4766, 5335, 7760, 8536, 9532, 10670, 11915, 17072, 19064, 21340, 23830, 26213, 38128, 42680, 47660, 52426, 85360, 95320, 104852, 131065, 190640, 209704, 231151, 262130, 419408, 462302, 524260, 924604, 1048520, 1155755, 1849208, 2097040, 2311510, 2542661, 3698416, 4623020, 5085322, 9246040, 10170644, 12713305, 18492080, 20341288, 25426610, 40682576, 50853220, 101706440, 203412880]

約数ペア:

[(1, 203412880), (2, 101706440), (4, 50853220), (5, 40682576), (8, 25426610), (10, 20341288), (11, 18492080), (16, 12713305), (20, 10170644), (22, 9246040), (40, 5085322), (44, 4623020), (55, 3698416), (80, 2542661), (88, 2311510), (97, 2097040), (110, 1849208), (176, 1155755), (194, 1048520), (220, 924604), (388, 524260), (440, 462302), (485, 419408), (776, 262130), (880, 231151), (970, 209704), (1067, 190640), (1552, 131065), (1940, 104852), (2134, 95320), (2383, 85360), (3880, 52426), (4268, 47660), (4766, 42680), (5335, 38128), (7760, 26213), (8536, 23830), (9532, 21340), (10670, 19064), (11915, 17072)]