280751562

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 256

約数和(自身を含む): 842956800

約数和(自身を除く): 562205238

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 31, 38, 39, 42, 54, 57, 62, 63, 78, 91, 93, 97, 114, 117, 126, 133, 171, 182, 186, 189, 194, 217, 234, 247, 266, 273, 279, 291, 342, 351, 378, 399, 403, 434, 494, 513, 546, 558, 582, 589, 651, 679, 702, 741, 798, 806, 819, 837, 873, 1026, 1178, 1197, 1209, 1261, 1302, 1358, 1482, 1638, 1674, 1729, 1746, 1767, 1843, 1953, 2037, 2223, 2394, 2418, 2457, 2522, 2619, 2821, 3007, 3458, 3534, 3591, 3627, 3686, 3783, 3906, 4074, 4123, 4446, 4914, 5187, 5238, 5301, 5529, 5642, 5859, 6014, 6111, 6669, 7182, 7254, 7566, 7657, 8246, 8463, 8827, 9021, 10374, 10602, 10881, 11058, 11349, 11718, 12222, 12369, 12901, 13338, 15314, 15561, 15903, 16587, 16926, 17654, 18042, 18333, 21049, 21762, 22698, 22971, 23959, 24738, 25389, 25802, 26481, 27063, 31122, 31806, 33174, 34047, 36666, 37107, 38703, 39091, 42098, 45942, 46683, 47918, 49761, 50778, 52962, 53599, 54126, 57133, 63147, 68094, 68913, 71877, 74214, 76167, 77406, 78182, 79443, 81189, 93366, 99522, 107198, 111321, 114266, 116109, 117273, 126294, 137826, 143754, 152334, 158886, 160797, 162378, 167713, 171399, 189441, 206739, 215631, 222642, 232218, 234546, 238329, 273637, 321594, 335426, 342798, 348327, 351819, 378882, 399931, 413478, 431262, 476658, 482391, 503139, 514197, 547274, 568323, 646893, 696654, 703638, 742729, 799862, 820911, 964782, 1006278, 1028394, 1055457, 1136646, 1199793, 1293786, 1447173, 1485458, 1509417, 1542591, 1641822, 2110914, 2228187, 2399586, 2462733, 2894346, 3018834, 3085182, 3599379, 4456374, 4528251, 4925466, 5199103, 6684561, 7198758, 7388199, 9056502, 10398206, 10798137, 13369122, 14776398, 15597309, 20053683, 21596274, 31194618, 40107366, 46791927, 93583854, 140375781, 280751562]

約数ペア:

[(1, 280751562), (2, 140375781), (3, 93583854), (6, 46791927), (7, 40107366), (9, 31194618), (13, 21596274), (14, 20053683), (18, 15597309), (19, 14776398), (21, 13369122), (26, 10798137), (27, 10398206), (31, 9056502), (38, 7388199), (39, 7198758), (42, 6684561), (54, 5199103), (57, 4925466), (62, 4528251), (63, 4456374), (78, 3599379), (91, 3085182), (93, 3018834), (97, 2894346), (114, 2462733), (117, 2399586), (126, 2228187), (133, 2110914), (171, 1641822), (182, 1542591), (186, 1509417), (189, 1485458), (194, 1447173), (217, 1293786), (234, 1199793), (247, 1136646), (266, 1055457), (273, 1028394), (279, 1006278), (291, 964782), (342, 820911), (351, 799862), (378, 742729), (399, 703638), (403, 696654), (434, 646893), (494, 568323), (513, 547274), (546, 514197), (558, 503139), (582, 482391), (589, 476658), (651, 431262), (679, 413478), (702, 399931), (741, 378882), (798, 351819), (806, 348327), (819, 342798), (837, 335426), (873, 321594), (1026, 273637), (1178, 238329), (1197, 234546), (1209, 232218), (1261, 222642), (1302, 215631), (1358, 206739), (1482, 189441), (1638, 171399), (1674, 167713), (1729, 162378), (1746, 160797), (1767, 158886), (1843, 152334), (1953, 143754), (2037, 137826), (2223, 126294), (2394, 117273), (2418, 116109), (2457, 114266), (2522, 111321), (2619, 107198), (2821, 99522), (3007, 93366), (3458, 81189), (3534, 79443), (3591, 78182), (3627, 77406), (3686, 76167), (3783, 74214), (3906, 71877), (4074, 68913), (4123, 68094), (4446, 63147), (4914, 57133), (5187, 54126), (5238, 53599), (5301, 52962), (5529, 50778), (5642, 49761), (5859, 47918), (6014, 46683), (6111, 45942), (6669, 42098), (7182, 39091), (7254, 38703), (7566, 37107), (7657, 36666), (8246, 34047), (8463, 33174), (8827, 31806), (9021, 31122), (10374, 27063), (10602, 26481), (10881, 25802), (11058, 25389), (11349, 24738), (11718, 23959), (12222, 22971), (12369, 22698), (12901, 21762), (13338, 21049), (15314, 18333), (15561, 18042), (15903, 17654), (16587, 16926)]