918420905688

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{687931}}^1$

素因数の和:688353

約数の個数: 128

約数和(自身を含む): 2704398278400

約数和(自身を除く): 1785977372712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 389, 429, 572, 778, 858, 1144, 1167, 1556, 1716, 2334, 3112, 3432, 4279, 4668, 5057, 8558, 9336, 10114, 12837, 15171, 17116, 20228, 25674, 30342, 34232, 40456, 51348, 55627, 60684, 102696, 111254, 121368, 166881, 222508, 333762, 445016, 667524, 687931, 1335048, 1375862, 2063793, 2751724, 4127586, 5503448, 7567241, 8255172, 8943103, 15134482, 16510344, 17886206, 22701723, 26829309, 30268964, 35772412, 45403446, 53658618, 60537928, 71544824, 90806892, 98374133, 107317236, 181613784, 196748266, 214634472, 267605159, 295122399, 393496532, 535210318, 590244798, 786993064, 802815477, 1070420636, 1180489596, 1605630954, 2140841272, 2360979192, 2943656749, 3211261908, 3478867067, 5887313498, 6422523816, 6957734134, 8830970247, 10436601201, 11774626996, 13915468268, 17661940494, 20873202402, 23549253992, 27830936536, 35323880988, 38267537737, 41746404804, 70647761976, 76535075474, 83492809608, 114802613211, 153070150948, 229605226422, 306140301896, 459210452844, 918420905688]

約数ペア:

[(1, 918420905688), (2, 459210452844), (3, 306140301896), (4, 229605226422), (6, 153070150948), (8, 114802613211), (11, 83492809608), (12, 76535075474), (13, 70647761976), (22, 41746404804), (24, 38267537737), (26, 35323880988), (33, 27830936536), (39, 23549253992), (44, 20873202402), (52, 17661940494), (66, 13915468268), (78, 11774626996), (88, 10436601201), (104, 8830970247), (132, 6957734134), (143, 6422523816), (156, 5887313498), (264, 3478867067), (286, 3211261908), (312, 2943656749), (389, 2360979192), (429, 2140841272), (572, 1605630954), (778, 1180489596), (858, 1070420636), (1144, 802815477), (1167, 786993064), (1556, 590244798), (1716, 535210318), (2334, 393496532), (3112, 295122399), (3432, 267605159), (4279, 214634472), (4668, 196748266), (5057, 181613784), (8558, 107317236), (9336, 98374133), (10114, 90806892), (12837, 71544824), (15171, 60537928), (17116, 53658618), (20228, 45403446), (25674, 35772412), (30342, 30268964), (34232, 26829309), (40456, 22701723), (51348, 17886206), (55627, 16510344), (60684, 15134482), (102696, 8943103), (111254, 8255172), (121368, 7567241), (166881, 5503448), (222508, 4127586), (333762, 2751724), (445016, 2063793), (667524, 1375862), (687931, 1335048)]