258132784

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 696622080

約数和(自身を除く): 438489296

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 38, 43, 49, 52, 56, 62, 76, 86, 91, 98, 104, 112, 124, 133, 152, 172, 182, 196, 208, 217, 247, 248, 266, 301, 304, 344, 364, 392, 403, 434, 494, 496, 532, 559, 589, 602, 637, 688, 728, 784, 806, 817, 868, 931, 988, 1064, 1118, 1178, 1204, 1274, 1333, 1456, 1519, 1612, 1634, 1729, 1736, 1862, 1976, 2107, 2128, 2236, 2356, 2408, 2548, 2666, 2821, 3038, 3224, 3268, 3458, 3472, 3724, 3913, 3952, 4123, 4214, 4472, 4712, 4816, 5096, 5332, 5642, 5719, 6076, 6448, 6536, 6916, 7448, 7657, 7826, 8246, 8428, 8944, 9331, 9424, 10192, 10621, 10664, 11284, 11438, 12103, 12152, 13072, 13832, 14896, 15314, 15652, 16492, 16856, 17329, 18662, 19747, 21242, 21328, 22568, 22876, 24206, 24304, 25327, 27391, 27664, 28861, 30628, 31304, 32984, 33712, 34658, 37324, 39494, 40033, 42484, 45136, 45752, 48412, 50654, 53599, 54782, 57722, 61256, 62608, 65317, 65968, 69316, 74347, 74648, 78988, 80066, 84968, 91504, 96824, 101308, 107198, 109564, 115444, 121303, 122512, 130634, 138632, 148694, 149296, 157976, 160132, 169936, 177289, 193648, 202616, 214396, 219128, 230888, 242606, 261268, 277264, 297388, 315952, 320264, 329251, 354578, 375193, 405232, 428792, 438256, 461776, 485212, 520429, 522536, 594776, 640528, 658502, 709156, 750386, 849121, 857584, 970424, 1040858, 1045072, 1189552, 1241023, 1317004, 1418312, 1500772, 1698242, 1940848, 2081716, 2304757, 2482046, 2634008, 2836624, 3001544, 3396484, 4163432, 4609514, 4964092, 5268016, 6003088, 6792968, 8326864, 9219028, 9928184, 13585936, 16133299, 18438056, 19856368, 32266598, 36876112, 64533196, 129066392, 258132784]

約数ペア:

[(1, 258132784), (2, 129066392), (4, 64533196), (7, 36876112), (8, 32266598), (13, 19856368), (14, 18438056), (16, 16133299), (19, 13585936), (26, 9928184), (28, 9219028), (31, 8326864), (38, 6792968), (43, 6003088), (49, 5268016), (52, 4964092), (56, 4609514), (62, 4163432), (76, 3396484), (86, 3001544), (91, 2836624), (98, 2634008), (104, 2482046), (112, 2304757), (124, 2081716), (133, 1940848), (152, 1698242), (172, 1500772), (182, 1418312), (196, 1317004), (208, 1241023), (217, 1189552), (247, 1045072), (248, 1040858), (266, 970424), (301, 857584), (304, 849121), (344, 750386), (364, 709156), (392, 658502), (403, 640528), (434, 594776), (494, 522536), (496, 520429), (532, 485212), (559, 461776), (589, 438256), (602, 428792), (637, 405232), (688, 375193), (728, 354578), (784, 329251), (806, 320264), (817, 315952), (868, 297388), (931, 277264), (988, 261268), (1064, 242606), (1118, 230888), (1178, 219128), (1204, 214396), (1274, 202616), (1333, 193648), (1456, 177289), (1519, 169936), (1612, 160132), (1634, 157976), (1729, 149296), (1736, 148694), (1862, 138632), (1976, 130634), (2107, 122512), (2128, 121303), (2236, 115444), (2356, 109564), (2408, 107198), (2548, 101308), (2666, 96824), (2821, 91504), (3038, 84968), (3224, 80066), (3268, 78988), (3458, 74648), (3472, 74347), (3724, 69316), (3913, 65968), (3952, 65317), (4123, 62608), (4214, 61256), (4472, 57722), (4712, 54782), (4816, 53599), (5096, 50654), (5332, 48412), (5642, 45752), (5719, 45136), (6076, 42484), (6448, 40033), (6536, 39494), (6916, 37324), (7448, 34658), (7657, 33712), (7826, 32984), (8246, 31304), (8428, 30628), (8944, 28861), (9331, 27664), (9424, 27391), (10192, 25327), (10621, 24304), (10664, 24206), (11284, 22876), (11438, 22568), (12103, 21328), (12152, 21242), (13072, 19747), (13832, 18662), (14896, 17329), (15314, 16856), (15652, 16492)]