261133872

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16843}}^1$

素因数の和:16890

約数の個数: 80

約数和(自身を含む): 751916160

約数和(自身を除く): 490782288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 646, 816, 912, 969, 1292, 1938, 2584, 3876, 5168, 7752, 15504, 16843, 33686, 50529, 67372, 101058, 134744, 202116, 269488, 286331, 320017, 404232, 572662, 640034, 808464, 858993, 960051, 1145324, 1280068, 1717986, 1920102, 2290648, 2560136, 3435972, 3840204, 4581296, 5120272, 5440289, 6871944, 7680408, 10880578, 13743888, 15360816, 16320867, 21761156, 32641734, 43522312, 65283468, 87044624, 130566936, 261133872]

約数ペア:

[(1, 261133872), (2, 130566936), (3, 87044624), (4, 65283468), (6, 43522312), (8, 32641734), (12, 21761156), (16, 16320867), (17, 15360816), (19, 13743888), (24, 10880578), (34, 7680408), (38, 6871944), (48, 5440289), (51, 5120272), (57, 4581296), (68, 3840204), (76, 3435972), (102, 2560136), (114, 2290648), (136, 1920102), (152, 1717986), (204, 1280068), (228, 1145324), (272, 960051), (304, 858993), (323, 808464), (408, 640034), (456, 572662), (646, 404232), (816, 320017), (912, 286331), (969, 269488), (1292, 202116), (1938, 134744), (2584, 101058), (3876, 67372), (5168, 50529), (7752, 33686), (15504, 16843)]