211455712

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:936

約数の個数: 96

約数和(自身を含む): 487710720

約数和(自身を除く): 276255008

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 416, 494, 496, 589, 608, 806, 863, 988, 992, 1178, 1612, 1726, 1976, 2356, 3224, 3452, 3952, 4712, 6448, 6904, 7657, 7904, 9424, 11219, 12896, 13808, 15314, 16397, 18848, 22438, 26753, 27616, 30628, 32794, 44876, 53506, 61256, 65588, 89752, 107012, 122512, 131176, 179504, 213161, 214024, 245024, 262352, 347789, 359008, 426322, 428048, 508307, 524704, 695578, 852644, 856096, 1016614, 1391156, 1705288, 2033228, 2782312, 3410576, 4066456, 5564624, 6607991, 6821152, 8132912, 11129248, 13215982, 16265824, 26431964, 52863928, 105727856, 211455712]

約数ペア:

[(1, 211455712), (2, 105727856), (4, 52863928), (8, 26431964), (13, 16265824), (16, 13215982), (19, 11129248), (26, 8132912), (31, 6821152), (32, 6607991), (38, 5564624), (52, 4066456), (62, 3410576), (76, 2782312), (104, 2033228), (124, 1705288), (152, 1391156), (208, 1016614), (247, 856096), (248, 852644), (304, 695578), (403, 524704), (416, 508307), (494, 428048), (496, 426322), (589, 359008), (608, 347789), (806, 262352), (863, 245024), (988, 214024), (992, 213161), (1178, 179504), (1612, 131176), (1726, 122512), (1976, 107012), (2356, 89752), (3224, 65588), (3452, 61256), (3952, 53506), (4712, 44876), (6448, 32794), (6904, 30628), (7657, 27616), (7904, 26753), (9424, 22438), (11219, 18848), (12896, 16397), (13808, 15314)]